Trane RTHD

Figure 9. Control power wiring (new wiring bold/highlighted in red) — RTHA (MX2 starter)
To Shunt Trip
FAN
2K400
2K400
2K400
(N)
(H)
2TB2-7
1U2C
1TB2-8
2TB2-5
2TB2-6
1TB5-4
1TB2-9
1TB2-7
2K300
1TB3-16
1TB3-17
1TB4-5
1TB4-6
1U3
2K300
1TB5-101TB5-10
OT SWITCH
BP1
AUX
201
202
206
203
205
204
To motor
oil valve
To start and
hour meters
1TB5-9
To shunt
trip breaker
2U1-B
RTHA Units with Wye-Delta Starters
12 RLC-SVN005B-EN