Trane RTHD

Figure 16. Control power wiring (new wiring bold/highlighted in red) — RTHB (MX2 Starter)
OT SWITCH
BP1
AUX
201
202
206
203
205
204
FAN (optional)
2K11/
2K400

(N)
(H)
2K3002K300
To T1 To T1
To T2 To T2
To T3 To T3
HPC
2K300
120/240 VAC (input)
2K11/
2K400
2K11/
2K400
TO SHUNT
TRIP COIL
(Breaker)
TO SHUNT
TRIP
(Breaker)
2TR1
Optional contact.
See note 1.
NOTE:
1. Connection to start signal is required. If you don’t use this contact, you need to place a wire to the start signal.
RTHB Units with A515 (or Wye-Delta) Starters
18 RLC-SVN005B-EN