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RTHC Units with EasySTART (or Wye-Delta) Starter
Figure 22. Control power wiring (new wiring bold/highlighted in red) — RTHC(MX2 Starter)
To T1
To T1
To T2
To T2
To T3
To T3
1K300
Chiller
Module
J22-1
24
120/240 VAC (input)
1K11/
1K400
(H)
(N)
Master Oil
Valve (4L3)
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.
(H)
HPC
1K11/
1K400
1K11/
1K11/
1K400
1K400
Optional contact.
See note 1.
TO SHUNT
TRIP COIL
(Breaker)
(N)
TO SHUNT
TRIP
(Breaker)
OT SWITCH
201
202
203
BP1
AUX
204
205
206
1K300
1K300
To J22-1
wire 75A, B
TO OIL
HEATERS
(4HR1, 4HR2)
RLC-SVN005B-EN
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