Packeged AC Controller

»» SZ 7574 / 7575 / 7576

 

These are panel mounted controllers dedicated for controlling Package AC units for Single & Multi cooling units.

Safety Features:
It protects compressor by tripping on HP/LP, OL, SPP fault.
It protects codensor & blower fan by tripping on OL, SPP fault.

Main Feature:

It controls Compressor, Condenser and Blower
Manual reset is required to re-start.
Buzzer output on achieving antifreeze set point

Input & Output:

Relay output : 8 (3)A.
Buzzer output :10VDC, 10mA Max.
Temp. Sensor Input : 1 NTC with ½’’ BSP connection.

Application :

Chiller machines.

General Specification

Temperature range -50°C to +50°C.
230VAC Standard. Other models with 12VDC, 24VDC, 110VAC on request.
Panel cutout : 29 X 71 mm. Screw terminals : Admit 1X 2.5 mm² wire.

 

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