Trane RTHA Installation, Operation And Maintenance Manual page 23

Figure 21. Control power wiring (new wiring bold/highlighted in red) — RTHC (MX Starter)
To 1T1
To 1T2
To 1T3
1K300
Chiller
Module
J22-1
RLC-SVN005B-EN
RTHC Units with EasySTART (or Wye-Delta) Starter
120/240 VAC (input)
1K400
1K11/
1K400
(H)
(N)
to shunt
Master Oil
trip coil
Valve (4L3)
(H)
HPC
1K400
Benshaw
TB
1K400
L
TB1
DK2
TB
To Shunt Trip
SSS
2K300
To J22-1
wire 75A, B
(N)
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