Electrical - Bosch SM Split CS Series Installation, Operation And Maintenance Manual

SM Split CS Series Heat Pump

Electrical

Refer to electrical component box layout. (See Fig. 5)
WARNING: UNIT OPERATION AND SAFETY
HAZARD
Field wiring must comply with local and
national electric codes.
WARNING: UNIT OPERATION AND SAFETY
HAZARD
Properly-sized fuses or HACR circuit
breakers must be installed for branch
circuit protection. See the unit nameplate
for maximum fuse or breaker size.
WARNING: UNIT OPERATION AND SAFETY
HAZARD
Power to the unit must be within the
operating voltage range indicated on the
unit's nameplate or on the performance
data sheet.
NOTICE: Operation of unit on improper line
voltage or with excessive phase imbalance
will be hazardous to the unit, constitutes
abuse and may void the warranty.
The unit is provided with a concentric knock-out
for attaching common trade sizes of conduit.
Route power supply wiring through this opening.
Always connect the ground lead to the grounding
lug provided in the control box and power leads to
the line side of compressor contactor as indicated
on the wiring diagrams starting on page #38.
SM Split CS Series Heat Pump
Fig. 5 Electrical Component Box Layout
[1] Compressor Contactor
[2] Unit Protection Module (UPM)
[3] Low-Voltage Terminal Block
[4] Pump/Valve Relay
[5] Capacitor
[6] SmartStart Assist (Field-Installed Accessory)
[7] Grounding Lug
Subject to change without prior notice
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