The Subzero “CHILLER CONTROL PANEL (NC-1000)” is the panel that integrates all the basic control functions required by a single compressor chiller.
A user friendly LCD screen displays all parameters, status and alarm messages.
16 X 2 Alpha numeric LCD display with backlight to show all parameters and control status . Internal contactors are provided for Compressor and Pump .
Controller has separate CT to sense 3-phase currents for compressor and Pump and protects them from underload and overload faults.
Controller also gives HP, LP, SPP trip protection for Compressor and pump.
It has provision to record compressor and pump run hours.
Controller also save history of last 10 faults .
Input & Output
Relay output : 5A for Compressor, 5A for Condenser, 5A for Pump, 5A for Alarm, 5A for Water SV, 5A for Precision SV
Digital Input (Potential) : HP, LP, SPP, AUX, R-Phase, Y-Phase, B-Phase
Temp. Sensor Input : 3 NTC
Current Inputs : Compressor Current (R, Y, B ), Condenser Current (R, Y, B ), Pump Current R, Y, B )
Range : 0 to 20Amp
Resolution : 0.1Amp
Dimensions : 400 X 300 X 135 mm
Temperature range : -30.0°C to +99.0°C (Resolution : 0.1°C)
Power Supply : 230Vac, 50Hz
Screw terminals : 4 sq. mm wire.