Specifications

22 Centrifugal Chillers IMM WMC-2
Single Point Connection, Optional
Field Wire RLA
(Per Compressor)
LRA
Minimum Circuit
Ampacity (MCA)
Quantity Wire GA
Max Fuse Size
79 to 88 Amps 110 176 to 199 3 4/0 250 Amps
89 to 92 Amps 110 201 to 208 3 250 MCM 250 Amps
93 to 100 Amps 110 210 to 226 3 250 MCM 300 Amps
101 to 107 Amps 132 228 to 241 3 250 MCM 300 Amps
108 to 113 Amps 132 244 to 255 3 250 MCM 350 Amps
114 to 120 Amps 132 257 to 271 3 300 MCM 350 Amps
121 to 123 Amps 154 273 to 277 3 300 MCM 350 Amps
124 to 126 Amps 154 280 to 284 3 300 MCM 400 Amps
127 to 137 Amps 154 286 to 309 3 350 MCM 400 Amps
138 Amps 154 311 3 400 MCM 400 Amps
139 to 140 Amps 154 313 to 316 3 400 MCM 450 Amps
141 to 148 Amps (Note 1) 165 318 to 334 3 400 MCM 450 Amps
149 to 150 Amps (Note 1) 165 336 to 338 3 500 MCM 450 Amps
NOTES:
1. 50 Hz TT-400 Compressor only
2. Total Unit – 2 Compressors per Unit (RLA Per Compressor)
Table 11, Single Point and Multi-point Connection
Multi-Point Connection Single Point Connection
RLA
(Per Compressor)
Disconnect Switch only Power Block Disconnect Switch
79 to 100 Amps 175 Amps 335 Amps 250 Amps
101 to 150 Amps 225 Amps 380 Amps 400 Amps
NOTES:
1. Disconnect Switch will also be a Circuit Breaker.
2. Circuit Breaker in each circuit after Power Block or Molded Disconnect Switch.