7.5 kW VSD Pump Controller - Advanced Triplex Pump - Three Phase

Enclosure:

IP44 weatherproof rating

Powder coated mild steel

Removable gland plate

Integral ventilation with thermostatically controlled fan

Protection:

Padlockable mains power isolator switch

Circuit breaker protected low voltage control and input circuitry

Individual VSD/pump isolation

Control & interface:

Advanced HMI with backlit LCD screen & navigation keys

Indicator lights for power and alarm, alarm mute button

System and pump status overview

Auto/off/manual operation of pumps & speeds

Alarm display and reset screen

Pump, alarm and fault data log

Input configuration and parameter adjustment

Password protection

Inputs:

1x analogue 4-20mA input for transducer

2x digital 24Vdc inputs for float/pressure/flow switches

Standard terminal setup: Pressure transducer, low level float and high pressure switch

Outputs:

Variable speed drive per pump

BMS volt free output for common fault

Optional modbus RS485 connections

Included with panel:

Pressure transducer (10Bar/1000kPA)

Shielded VSD motor cables

Function Features

Operation:

PID control and PID reverse

Pump staging/destaging

Maximum run timer and auto alternation of pump duty

Bumpless transfer on pump duty alternation

Pump limiting

Sleep with speed minimise sleep test

Setpoint ramp

Pipe fill builds up pipe pressure slowly

Static lead pump for applications with low average flows but high peak flows

Fault protection:

Under/over voltage and phase failure protection

Pump overload shut-down

Automatic changeover on VSD/pump fault

High and low pressure alarm and shut-down

Low level alarm and shut-down

Pump cycle protection

Pipe fill fail shut-down if pressure cannot be increased due to burst pipe

Transducer fault shut-down

Optional Modifications

316 stainless steel enclosure

Mine spec enclosure

Free standing enclosure with plinth

Generator input socket and automatic changeover

Additional BMS volt free outputs (power on, alarms, individual pump/VSD run and fault)

4G SMS alarm sender

Mains bypass or tank top up control with solenoid valve

Output for small external jacking pump

Common Applications

Pressure control:

Pressure boosting

Temperature control:

Hot water circulation

Level control:

Water transfer

Maintaining tank level