Operating Instructions

Installation Instructions
Siemens Building Technologies, Inc. 11
Electrical Installation
See Figure 8 for all Conventional Bypass Option wiring and Figure 9 for Control Connections.
1. Route shielded twisted pair (recommended wire type) cable, 24 gauge minimum control
wiring in conduit through knockout and into housing (Figures 10 and 11). Connect control
wiring per job-specific drawings.
NOTES:
• Terminate shield at control device.
• Control wiring is 12 to 26 AWG and tightening torque is 4.4 lb-in.
WARNING:
If applicable, route communications wiring in separate conduit. If wiring through
bypass enclosure, locate as far from other wiring as possible.
2. Route motor wiring in conduit through knockout and into housing (Figures 10 and 11).
Connect motor wiring to motor overload and ground lug. See Tables 1 through 4 for wire
sizes and tightening torques.
3. Route input power wiring in conduit through knockout and into housing (Figures 10 and 11).
Connect input power wiring to disconnect switch and ground lug or to circuit breaker and
ground lug. See Tables 1 through 4 for wire sizes and tightening torques.