Belimo EFB Series Wiring

2 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. WARNING: The wiring technician must be trained and experienced with electronic circuits. Disconnect power supply before attempting any wiring connections or changes. Make all connections in accordance with wiring ...

3 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. Wire Size vs. Length of Run for Damper Actuators and Control Valves *Belimo actuators and auxiliary switches are designed as a IEC protection class II, double insulated, and do not require an independent ground w ...

4 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. Wire Size vs. Length of Run for SY Series Actuators The NEC mandates that 24 VAC over 100 VA power requires CLASS 1 wiring conduit. Local codes may vary. Do NOT mix CLASS 1 & CLASS 2 circuits in the same conduit. ...

5 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. Wiring for Damper Actuators and Control Valves On/Off, Spring Return, Electronic Fail-Safe, 24V Blk (1) Common Red (2) + Hot 24 VAC Transformer Line Volts 2 3 5 Actuators with plenum rated cable do not hav ...

6 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. 19 Wht (1) Neutral Blk (2) Hot Wht N Blk H Line Volts 2 120 VAC 230 VAC UP models and TF120(-S) US uses “L” instead of “H” on #2 wire. All 120 VAC, 230 VAC and UP actuators use appliance rated ...

7 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. Blk (1) Common Red (2) + Hot Wht (3) + † + Com Hot Controller Line Volts CW CCW LF24-3(-S) US The indication of direction is valid for switch position CW. 2 24 VAC Transform ...

8 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. Wiring for Damper Actuators and Control Valves On/Off and Floating Point, Non-Spring Return, 24V Blk 1 Common Red 2 + Wht 3 + Blk 1 Common Red 2 + Wht 3 + Floating Point On/Off Floating Point On/Off – SPDT ...

9 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. Wiring for Damper Actuators and Control Valves Floating Point, Electronic Fail-Safe, 24V Floating Point Actuators: GKB24-3 Actuators may also be powered by 24 VDC. 1 Provide overload protection and disconnect as ...

10 N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc. 15 15 2 100 to 240 VAC a open a closed The indication of direction is valid for switch position 1. Blu (1) Common Blk (2) + Wht (3) + a N L1 H L2 – 1 0 2 100 to 240 VAC The ...