MAINTENANCE
COMPRESSOR MOTOR OVERLOAD & MAX. VSD FREQUENCY
TABLE 34 - COMPRESSOR MOTOR OVERLOAD SETTINGS & MAX. VSD FREQUENCY
3 Comp Chiller Models with Standard (PIN 52 = X) and Ultra Quiet (PIN 52 = L) Fans
Chiller Model
Chiller Name-
(3 Comp)
plate Voltage
w/ STD &
(VAC)
UQ FANS
YCAV0969EA/VA
YCAV1039EA/VA
YCAV1039SA/PA
YCAV1139SA/PA
YCAV1169EA/VA
YCAV1309EA/VA
YCAV1309SA/PA
YCAV1429SA/PA
Chiller Model
Chiller Name-
(4 Comp)
plate Voltage
w/ STD FANS
(VAC)
YCAV1429EA/VA
400
400
YCAV1549EA/VA
YCAV1549SA/PA
400
YCAV1649SA/PA
400
400
YCAV1739EA/VA
YCAV1739SA/PA
400
400
YCAV1829SA/PA
YCAV1909SA/PA
400
300
300
Compressor 1
Overload Setting
(Amps)
400
208
400
202
400
215
400
218
400
225
400
265
400
238
400
280
4 Comp Chiller Models with Standard (PIN 52 = X) Fans
Compressor
Compressor
1 Overload
2 Overload
Setting
(Amps)
241
234
251
289
289
289
289
289
Compressor 2
Compressor 3
Overload Setting
Overload Setting
(Amps)
208
202
238
218
225
265
238
280
Compressor
3 Overload
Setting
Setting
(Amps)
(Amps)
241
241
234
250
251
251
289
248
289
232
289
254
289
253
289
289
FORM 201.21-NM4 (1020)
Maximum VSD
Frequency (Hz)
(Amps)
163
182
202
178
168
186
241
188
210
192
209
192
282
200
280
200
Compressor
Maximum VSD
4 Overload
Frequency
Setting
(Hz)
(Amps)
241
178
250
192
251
196
248
192
232
192
254
200
289
200
289
200
JOHNSON CONTROLS
JOHNSON CONTROLS