Wire And Fuse Size Chart - Unitrol 8400 Manual

UNITROL MODEL 8400, 8401, 8406, 8450, 8451, 8456
FUSE AND WIRE CHART: Each module requires a separate power line with an external 3-pole
fused disconnect installed within 3 feet from each chiller. Install slow blow (time delay) fuses in
the fused disconnect and use connecting wire per the chart below FOR EACH MODULE.
CHILLER MODEL
8400 RIGHT MODULE (10 TON W/PUMP)
8400 LEFT MODULE (5 TON)
8401 RIGHT MODULE (10 TON W/PUMP)
8401 LEFT MODULE (5 TON)
8406 RIGHT MODULE (10 TON W/PUMP)
8406 LEFT MODULE (5 TON)
8450 RIGHT MODULE (10-TON W/PUMP)
8450 LEFT MODULE (10-TON)
8451 RIGHT MODULE (10-TON W/PUMP)
8451 LEFT MODULE (10-TON)
8456 RIGHT MODULE (10-TON W/PUMP)
8456 LEFT MODULE (10-TON)
INSTALLATION
LINE
AND
PHASE
480/3
460/3
230/3
230/3
575/3
575/3
460/3
460/3
230/3
230/3
575/3
575/3
4
MINIMUM
FUSE
SIZE
GAUGE
TIME DELAY
30A
20A
50A
40A
25A
20A
40A
30A
75A
60A
30A
25A
WIRE
10
10
8
8
10
14
8
10
4
6
10
10