Control system components – Trane CVHE-SVU01E-ENX39640712050 User Manual
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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”.