Multidrive 1PH Thyristor Power Controller
Thyristors suitable for resistive, inductive & transformer loads
Current range – 850A, 1000A, 1400A, 1500A, 1850A, 2000A, 2400A, 2700A
Supply voltage up to 480V as standard, 600V & 690V available as option
Microprocessor based electronic circuit fully isolated from the power
Firing types include Burst Firing (BF), Single Cycle (SC), Soft Start + Burst Firing (S+BF), Delayed Triggering + Burst Firing
(DT+BF), Phase Angle (PA), Soft Start + Phase Angle (S+PA).
Input signals from 4-20mA, 0-10V DC Linear input, 10K Pot or RS485 comms
Selectable control modes include V, I, VxI, V2
Current limit as standard including internal current transformer, fully adjustable via front panel keypad
Profiling of current limit via analogue input
Heater Break (HB) alarm to diagnose partial or total load failure with automatic setting, relay alarm output and front LED indication.
4 configurable Analogue outputs, 4 Relay outputs and 6 Digital inputs as standard
Internal quick-blow fuses as standard
RS485 comms (Modbus Protocol) as standard
Critical Alarms monitor phase loss, rotation and provide Thermal Protection
Special design Heatsink with high dissipation value
IP20 protectionComplies with CE specification.