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CVHE-SVU01E-EN
Control System
Components
FRCL (Free Cooling Option)
1A11 Optional Quad FRCL Relay #1 Free Cooling Relay 1, J2- 4 NO to J2-6 common
Relay Output Status
1A20 Optional Dual LV FRCL Signal #1 External Free Cooling Switch, J2-1 Binary Input Signal #1,
Binary input module J2-2 Ground
1A20 Optional Dual LV FRCL Signal #2 Free Cooling Valves closed Not for field use
Binary input module
HGBP (Hot Gas Bypass Option)
1A7 Dual High Voltage HGBP #1 Hot Gas Bypass input Not for field use
Binary input
1A12 Optional Quad HGBP Relay #1 Auxiliary relays Not for field use
Relay Output Status
TRMM TRM4 (Tracer Comm 4 interface)
1A14 Optional TRM4 Tracer Communications J2-1 COMM+, J2-2 COMM -J2-3,
Communication or COMM +J2-4, COMM -,
Interface Module LCI-C
CDRP (Condenser Refrigerant Pressure Output)*
1A15 Optional Dual Analog CDRP Signal #2 Condenser Refrigerant J2-4 Output #2, J2-6 Ground
Input/output Module or GBAS Pressure output
EPRO (Enhanced Protection)
4R22 EPRO Condenser Refrigerant Pressure Transducer
4R16 EPRO Compressor Discharge Refrigerant Temperature Sensor. (This is also included with H6BP).
4R1 EPRO Inboard Bearing Temperature Sensor
4R2 EPRO Outboard Bearing Temperature Sensor
*See CTV-PRB006-EN for “Condenser Water Temperature Control”.