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Sales Opportunities VersiStart i II. Ranges 23 Models 18A ~ 200A 7.5kW ~ 220kW @ 400VAC Voltage...

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Sales Opportunities Sales Opportunities VersiStart i II VersiStart i II
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Sales OpportunitiesSales Opportunities

VersiStart i IIVersiStart i II

Ranges• 23 Models• 18A ~ 200A • 7.5kW ~ 220kW @ 400VAC

Voltage Ranges• 200 ~ 440VAC• 200 ~ 575VAC

Protection• IP20: 18 ~ 100 A

140 ~ 200 A (when installed with optional finger guards)

• IP00: 140 ~ 200 A

Certification

VersiStart i II RangeVersiStart i II Range

• Easy and economic to install

• Soft start/stop plus motor/system protection

• Fast and easy to configure

• Compact design minimises panel space

• Integrated bypass

• Relay outputs to assist system integration

• Offers the most popular soft start and soft stop methods

• Essential motor and system protection

• Built-in thermal model

• Balanced Vector Control

• Serial Communication Modules – Modbus, DeviceNet, Profibus, USB

VersiStart i II HighlightsVersiStart i II Highlights

Water SupplyLocal government, water utilities etc

Water TreatmentLocal government, waste water & sewage utilities etc

Irrigation

Food & BeverageSlaughter houses, frozen foods, cool stores, beverage manufacturers etc

ForestrySaw Mills, Pulp & Paper Processors etc

Quarries & Mining

HVACBuilding Services

Petrochemical Production

Marine

Generator Set Supplies

Industry TypesIndustry Types

Water SupplyWater Supply

Pumps

Water TreatmentWater Treatment

Pumps

Aerators

Milliscreens

IrrigationIrrigation

Pumps

Food and BeverageFood and Beverage

Pumps

Compressors

Conveyors

Fans

ForestryForestry

Pumps

Slabber

Chippers

Edgers

Debarkers

Hydraulic Power Packs

Fans

Refiners

Quarrying and MiningQuarrying and Mining

Pumps

Crushers

Conveyors

Fans

Screens

HVAC & Building ServicesHVAC & Building Services

Chiller Compressors

Pumps

Fans

Petrochemical ProductionPetrochemical Production

Pumps

Fans

Compressors

MarineMarine

Pumps

Winches

Fans

Compressors

Generator Set SuppliesGenerator Set Supplies

Large Machines run off Limited Supplies

Gentle AccelerationMinimises pressure surges during start thus preventing mechanical damage to pipes, valves, transducers, etc.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply. This is very important where large pumps are installed in residential areas.

Limits demand on the supply. This can reduce reticulation costs when supplying power to large pumps installed in remote areas, e.g. farm irrigation pumps.

Related VS i II Functions: Current Limit ,Current Ramp

Soft Start Benefits for PumpsSoft Start Benefits for Pumps

Soft StopTimed Voltage Ramp extends and control the pump stopping, eliminating the damaging effects of fluid hammer often associated with uncontrolled pump stopping.

This will reduce the need for regular maintenance/repair and extend the life of pumps, valves, pipes, transducers, etc.

New installation costs can be reduced because the system design need not allow for repetitive high pressure surges. For example, pressure surge tanks and motorised valves become unneccessary and the specification of pipes, valves, transducers, etc, can be reduced.

Related VS i II Function: Soft Stop Time

Soft Start Benefits for PumpsSoft Start Benefits for Pumps

Motor Overload Protection - Dual Thermal Model The VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

In the petrochemical industry this feature can be vital for safety. If excessive motor temperature goes undetected, a hazardous situation exists.

Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.

Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for PumpsSoft Start Benefits for Pumps

Phase Sequence ProtectionThe sequence of the incoming three phase supply is monitored. If a change is detected, the VS i II will prevent a start.

This is important in applications where damage can occur if the pump runs in reverse direction.

Related VS i II Function: Phase Sequence Protection

Soft Start Benefits for PumpsSoft Start Benefits for Pumps

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor in the event of a jammed or stalled pump.

Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that set for the instantaneous overload protection, the VS i II will immediately trip.

This will prevent damage to the motor, pump and couplings caused by abnormally large solids jamming the pump, eg tree debris in a flood pump or large rocks in a slurry pump.

Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for PumpsSoft Start Benefits for Pumps

Gentle AccelerationMinimises torque transients during start thus preventing mechanical damage to couplings, belts, bearings and the compressor.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply.

Related VS i II Functions: Current Limit, Current Ramp

Motor Overload Protection The VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Related VS i II Function: Motor Trip Class

Soft Start Benefits for Compressor ChillersSoft Start Benefits for Compressor Chillers

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.

Related VS i II Function: Thermistor Input Terminals

Phase Sequence ProtectionThe rotation of the incoming three phase supply is monitored. If a change is detected, the VS i II will prevent a start.

This is important in applications where damage can occur if the compressor runs in reverse direction.

Related VS i II Function: Phase Sequence Protection

Soft Start Benefits for Compressor ChillersSoft Start Benefits for Compressor Chillers

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor in the event of a jammed or stalled compressor.

It can also detect failure of the Off Loader device.Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the Instantaneous overload protection, the VS i II will immediately trip.

This will prevent damage to the motor, compressor and couplings caused by a lock up situation. eg liquid ammonia entering the compressor.Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for Compressor ChillersSoft Start Benefits for Compressor Chillers

Gentle AccelerationMinimises torque transients during start thus preventing mechanical damage to couplings, belts and bearings.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply.

Related VS i II Functions: Current Limit, Current Ramp

Motor Overload Protection The VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Related VS i II Function: Motor Trip Class

Soft Start Benefits for FansSoft Start Benefits for Fans

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.

Related VS i II Function: Thermistor Input Terminals

Phase Sequence ProtectionThe rotation of the incoming three phase supply is monitored. If a change is detected, the VS i II will prevent a start.

This is important in applications where damage may occur if the fan runs in reverse direction.

Related VS i II Function: Phase Sequence Protection

Soft Start Benefits for FansSoft Start Benefits for Fans

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor in the event of a jammed or stalled fan.

Can give early indication of bearing failure.

Related VS i II Function: Excess Start Time

Fan Load MonitoringVia an optional remote operator a 4-20mA analogue output can be used to monitor the fan loading. This allows the VS i II to be directly interfaced with a building management system without the need for extra equipment.

Related VS i II Function: 4-20mA Output (Motor Current)

Soft Start Benefits for FansSoft Start Benefits for Fans

Gentle AccelerationMinimises torque transients and extends starting time for gentle run up of the conveyor.

Reduces the risk of product damage caused by jerky starts.

Provides optimimum conveyor starting regardless of product loading, i.e. loaded/unloaded.

Prevents mechanical damage to couplings, belts and bearings.

Prevents conveyor belt slap during start.

Reduces stress on counter balances and weights.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for ConveyorsSoft Start Benefits for Conveyors

Minimum start currentReduces electrical disturbance on the supply.

Related VS i II Functions: Current Limit, Current Ramp

Soft StopExtends conveyor stopping time thus reducing the

risk of product damage caused by sudden stops.

Related VS i II Functions: Soft Stop Time

Motor Overload Protection The VS i II allows the maximum time that the motor

can run at locked rotor current at 600%.

Related VS i II Function: Motor Trip Class

Soft Start Benefits for ConveyorsSoft Start Benefits for Conveyors

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.

Related VS i II Function: Thermistor Input Terminals

Phase Sequence ProtectionThe rotation of the incoming three phase supply is monitored. If a change is detected, the VS i II will prevent a start.

This is important in applications where damage can occur if the conveyor runs in reverse direction.

Related VS i II Function: Phase Sequence Protection

Soft Start Benefits for ConveyorsSoft Start Benefits for Conveyors

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor caused by a jammed or excessively overloaded conveyor during start up.

Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

This will prevent damage to the motor, conveyor and couplings caused by severe product overload or a stalled conveyor .

Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for ConveyorsSoft Start Benefits for Conveyors

Gentle AccelerationMinimises torque transients for gentle crusher starting thus extending coupling, belt and bearing life.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply.

Limits the demand on the supply. This is important in remote sites where generator sets are used for reticulation.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for CrushersSoft Start Benefits for Crushers

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Maximises product throughput by allowing the motor to operate at its upper thermal limit.

Provides reliable motor protection while allowing the crusher to ride through temporary product overload situations.

Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.

Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for CrushersSoft Start Benefits for Crushers

Phase Sequence ProtectionThe rotation of the incoming three phase supply is monitored. If a change is detected, the VS i II will prevent a start.

This is important in applications where damage can occur if the crusher runs in reverse direction.

Related VS i II Function: Phase Sequence Protection

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor caused by a jammed or excessively overloaded crusher during start up.Related VS i II Function: Excess Start Time

Soft Start Benefits for CrushersSoft Start Benefits for Crushers

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

This will prevent damage to the motor, crusher and couplings caused by severe product overload or a stalled crusher while running, eg, oversized rock jammed in crusher rollers.Related VS i II Function: Fixed at 600% of Motor FLC

Crusher Load Monitoring and ControlVia an optional remote operator a 4-20mA analogue output can be used to monitor the crusher loading. This allows the VS i II to be directly interfaced with the infeed conveyor control system to maximise product throughput.

Related VS i II Function: 4-20mA Output (Motor Current)

Soft Start Benefits for CrushersSoft Start Benefits for Crushers

Optimum Starting PerformanceThe VS i II will optimise the starting performance of any motor supplied by a generator set.

Start current is minimised reducing the kVA demand on the alternator and the kW demand on the primemover.

Load is gradually applied to the alternator. This will assist in maintaining a constant voltage and frequency during start providing a more overall stable system.

New motors may be used on existing generator sets already operating at near full capacity.

Possibility of reduced generator set sizing on new installations where motors are a signicant part of the load.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for Generator SetsSoft Start Benefits for Generator Sets

Frequency ProtectionThe VS i II monitors the supply frequency and can be set to trip if it falls outside the protection tolerance. This is useful on generator set applications for detecting under and over frequency situations. The allowable frequency tolerance is greater during start enabling the generator set to ride through the motor starting conditions. Related VS i II Function: 40Hz < Operating Range < 72Hz

Phase Loss ProtectionMotor line currents are monitored and if a programmed imbalance is detected the VS i II will trip. This is useful for detecting a problem in the alternator section of the generator set.Related VS i II Function: Highest and lowest currents on the three phases vary by an average of 30% for more than 3 seconds.

Soft Start Benefits for Generator SetsSoft Start Benefits for Generator Sets

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

Severe overload situations can cause the generator set to become unstable and run below its safe operating speed. This can be avoided using the instantaneous overload protection function.Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for Generator SetsSoft Start Benefits for Generator Sets

Gentle AccelerationMinimises torque transients for a gentle run up of the chipper. This reduces mechanical stress on couplings, belts and knife blades thus lowering maintenance costs.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply by minimising the required start current. This is important at remote sites where supply is limited.

Related VS i II Functions: Current Limit, Current Ramp.

Soft Start Benefits for ChippersSoft Start Benefits for Chippers

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Maximum product throughput can be achieved without the risk of motor failure. Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for ChippersSoft Start Benefits for Chippers

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor and knife blades caused by a jammed or excessively overloaded chipper during start up.Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

Lock up situations are common in chipper applications. Instantaneous overload protection will reduce the risk of knifeblade damage due to torque shocks experienced under these conditionsRelated VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for ChippersSoft Start Benefits for Chippers

Chipper Load Monitoring and ControlVia an optional remote operator a 4-20mA analogue output signal can be used to monitor chipper loading and can be interfaced with the infeed conveyor control system to maximise product throughput.

Related VS i II Function: 4-20mA Output (Motor Current)

Soft Start Benefits for ChippersSoft Start Benefits for Chippers

Gentle AccelerationIncreases mechanical stability during start up to reduce risk of tipping.

Minimises torque transients during start thus preventing mechanical damage to couplings and bearings.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for AeratorsSoft Start Benefits for Aerators

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.

Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for AeratorsSoft Start Benefits for Aerators

Phase Sequence ProtectionThe rotation of the incoming three phase supply is monitored. If a change is detected, the VS i II will prevent a start.

This is important in applications where damage can occur if the aerator runs in reverse direction.Related VS i II Function: Phase Sequence Protection

Soft Start Benefits for AeratorsSoft Start Benefits for Aerators

Gentle AccelerationMilliscreens commonly use small motors with gearboxes to produce high output torque. The VS i II will reduce mechanical stress on gearboxes, couplings, belts and bearings.Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply. Related VS i II Functions: Current Limit, Current Ramp

Motor Overload ProtectionThe VS i II mathematically calculates the motor windings and body temperature allowing for safe use of the motors thermal capacity. Related VS i II Function: Motor Trip Class

Soft Start Benefits for MilliscreensSoft Start Benefits for Milliscreens

Phase Sequence ProtectionThe rotation of the incoming three phase supply is monitored. If a change is detected, the VS i II will prevent a start.

This is important as damage can occur to the gearbox and milliscreen if run in reverse direction.Related VS i II Function: Phase Sequence Protection

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor caused by a seized gearbox, couplings, belts and bearings during start up.Related VS i II Function: Excess Start Time

Soft Start Benefits for MilliscreensSoft Start Benefits for Milliscreens

Gentle AccelerationMinimises torque transients for a gentle run up of the slabber. This reduces mechanical stress on couplings and saw blades extending equipment life and lowering maintenance costs.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply by minimising the required start current. This is important at remote sites where supply is limited.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for SlabbersSoft Start Benefits for Slabbers

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Maximum product throughput can be achieved without the risk of motor failure. Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for SlabbersSoft Start Benefits for Slabbers

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor and saw blades caused by a jammed or excessively overloaded slabber during start up.Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

Lock up situations are common in slabber applications. Instantaneous overload protection will reduce the risk of sawblade damage due to torque shocks experienced under these conditions

Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for SlabbersSoft Start Benefits for Slabbers

Slabber Load Monitoring and ControlVia an optional remote operator a 4-20mA analogue output signal can be used to monitor slabber loading and can be interfaced with the infeed conveyor control system to maximise product throughput.

Related VS i II Function: 4-20mA Output (Motor Current)

Soft Start Benefits for SlabbersSoft Start Benefits for Slabbers

Gentle AccelerationMinimises torque transients for a gentle run up of the edger.

Reduces mechanical stress on couplings and saw blades extending equipment life and lowering maintenance costs.

Prevents sawblade de-alignment.Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply by minimising the required start current. This is important at remote sites where supply is limited.Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for Edgers ArborsSoft Start Benefits for Edgers Arbors

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Motor thermal model will provide optimum protection without nuisance tripping.

Maximum product throughput can be achieved without the risk of motor failure. Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for Edgers ArborsSoft Start Benefits for Edgers Arbors

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor and saw blades caused by a jammed or excessively overloaded edger during start up.Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

Jamming is common in edger applications. Instantaneous overload protection will reduce the risk of sawblade damage and de-alignment under these conditions.

Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for Edgers ArborsSoft Start Benefits for Edgers Arbors

Edger Load Monitoring and ControlVia an optional remote operator a 4-20mA analogue output signal can be used to monitor edger loading and can be interfaced with the infeed conveyor control system to maximise product throughput.

Related VS i II Function: 4-20mA Output (Motor Current)

Soft Start Benefits for Edgers ArborsSoft Start Benefits for Edgers Arbors

Gentle AccelerationMinimises torque transients for a gentle run up of the debarker.

Reduces mechanical stress on couplings and saw blades extending equipment life and lowering maintenance costs.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply by minimising the required start current. This is important at remote sites where supply is limited.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for DebarkersSoft Start Benefits for Debarkers

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Motor thermal model will provide optimum protection without nusiance tripping.

Maximum product throughput can be achieved without the risk of motor failure. Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for DebarkersSoft Start Benefits for Debarkers

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor, ring gear and saw blades caused by a jammed or excessively overloaded debarker during start up.

Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

In the case of a jammed log, instantaneous overload protection will reduce the risk of ring gear and saw blade damage.

Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for DebarkersSoft Start Benefits for Debarkers

Debarker Load Monitoring and ControlVia an optional remote operator a 4-20mA analogue output signal can be used to monitor edger loading and can be interfaced with the infeed conveyor control system to maximise product throughput.

Related VS i II Function: 4-20mA Output (Motor Current)

Soft Start Benefits for DebarkersSoft Start Benefits for Debarkers

Gentle AccelerationHydraulic Power Packs are commonly used to power conveyor systems which feed logs through process machinery. Torque transients are minimised for a gentle run up.

Reduces mechanical stress on fluid couplings and other moving parts extending equipment life and lowering maintenance costs.Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply by minimising the required start current. This is important at remote sites where supply is limited.Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for Hydraulic Power PacksSoft Start Benefits for Hydraulic Power Packs

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Maximum product throughput can be achieved without the risk of motor failure. Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for Hydraulic Power PacksSoft Start Benefits for Hydraulic Power Packs

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor and other moving equipment caused by a jammed log in the process line during start up.Related VS i II Function: Excess Start Time

Soft Start Benefits for Hydraulic Power PacksSoft Start Benefits for Hydraulic Power Packs

Gentle AccelerationMinimises torque transients for a gentle run up of the refiner. This reduces mechanical stress on couplings, belts and knife blades thus lowering maintenance costs.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply by minimising the required start current. This is important at remote sites where supply is limited.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for RefinersSoft Start Benefits for Refiners

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Maximum product throughput can be achieved without the risk of motor failure. Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for RefinersSoft Start Benefits for Refiners

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor and knife blades caused by a jammed or excessively overloaded refiner during start up.Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

Lock up situations are common in refiner applications. Instantaneous overload protection will reduce the risk of knifeblade damage due to torque shocks experienced under these conditions.

Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for RefinersSoft Start Benefits for Refiners

Refiner Load Monitoring and ControlVia an optional remote operator a 4-20mA analogue output signal can be used to monitor edger loading and can be interfaced with the infeed conveyor control system to maximise product throughput.

Related VS i II Function: 4-20mA Output (Motor Current)

Soft Start Benefits for RefinersSoft Start Benefits for Refiners

Gentle AccelerationMinimises torque transients for gentle winch starting thus extending coupling, winch line and bearing life.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply.Limits the demand on the supply. This is important in marine situations where generator sets are used for reticulation.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for WinchesSoft Start Benefits for Winches

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Provides reliable motor protection while allowing the winch to ride through temporary overload situations. Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for WinchesSoft Start Benefits for Winches

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor caused by a jammed or excessively overloaded winch during start up.Related VS i II Function: Excess Start Time

Instantaneous Overload ProtectionMotor current is monitored and if the level detected is higher than that of the instantaneous overload protection, the VS i II will immediately trip.

This will prevent damage to the motor, winch line and couplings caused by severe overload or a stalled winch line.

Related VS i II Function: Fixed at 600% of Motor FLC

Soft Start Benefits for WinchesSoft Start Benefits for Winches

Gentle AccelerationReduces mechanical stress on couplings bearings and other moving parts extending equipment life and lowering maintenance costs.

Related VS i II Functions: Current Limit, Current Ramp

Minimum Start CurrentReduces electrical disturbance on the supply by minimising the required start current. This is important at remote sites where supply is limited.

Related VS i II Functions: Current Limit, Current Ramp

Soft Start Benefits for ScreensSoft Start Benefits for Screens

Motor Overload ProtectionThe VS i II allows the maximum time that the motor can run at locked rotor current at 600%.

Maximum product throughput can be achieved without the risk of motor failure. Related VS i II Function: Motor Trip Class

Motor Thermistor ProtectionMotor thermistors can be connected directly into the VS i II thermistor input.

This eliminates the need for special control equipment to be installed.Related VS i II Function: Thermistor Input Terminals

Soft Start Benefits for ScreensSoft Start Benefits for Screens

Excess Start TimeIf a successful start is not achieved within the excess start time setting, the VS i II will trip.

This will prevent damage to the motor and other moving equipment caused by jamming during start up.Related VS i II Function: Excess Start Time

Soft Start Benefits for ScreensSoft Start Benefits for Screens


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