Trane CGAM Installation & Operation Manual page 69

Air-cooled scroll chillers 20 - 130tons
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Installation - Electrical
Table 33.
Electrical Data - 50Hz
Unit
Rated
Size
Power
20
400/50/3
26
400/50/3
30
400/50/3
35
400/50/3
40
400/50/3
52
400/50/3
60
400/50/3
70
400/50/3
80
400/50/3
90
400/50/3
100
400/50/3
110
400/50/3
120
400/50/3
1. RLA - Rated Load Amps - Rated in accordance with UL Standard 1995.
2. LRA - Locked Rotor Amps - Based on full winding starts.
3. MCA - Minimum Circuit Ampacity - 125 percent of largest compressor RLA plus 100 percent of all other loads.
4. MOPD or Max fuse size - 225 percent of the largest compressor RLA plus all other loads.
5. Local codes may take precedence.
6. Voltage Utilization Range: +/- 10% of rated voltage
Rated voltage (use range):
7. One separate 120/50/1, 15 amp customer provided power connection is required to power the heaters.
8. n/a - not available
9. Pump package not available with 50 Hz units.
Table 34.
Lug Size Range - 50 Hz
Unit
Size
Rated Power
20
400/50/3
26
400/50/3
30
400/50/3
35
400/50/3
40
400/50/3
52
400/50/3
60
400/50/3
70
400/50/3
80
400/50/3
90
400/50/3
100
400/50/3
110
400/50/3
120
400/50/3
1. Optional circuit breaker and high fault circuit breaker.
2. Will accept two conduits per phase in this size.
3. Copper wire only, based on nameplate Minimum Circuit Ampacity (MCA).
4. Data shown for circuit one. The second circuit is always the same.
5. n/a - not available
CG-SVX17E-EN
Number
Qty
Qty
Fan Motor
Circuits
Comp
Fans
Power (kW)
1
2
2
1
2
2
1
2
3
1
2
3
2
4
4
2
4
4
2
4
6
2
4
6
2
4
6
2
4
6
2
4
8
2
4
8
2
4
8
400/50/3 (360-440)
Terminal Blocks
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
#4 - 500 MCM
#4 - 500 MCM
#4 - 500 MCM
#4 - 500 MCM
#4 - 500 MCM
#4 - 500 MCM
#4 - 500 MCM
#4 - 500 MCM
#4 - 500 MCM
Cond Fan
Compressor
FLA
RLA¹ ²
1
2.4
17-17
1
2.4
21-21
1
2.4
27-27
1
2.4
27-33
1
2.4
17-17/17-17
1
2.4
21-21/21-21
1
2.4
27-27/27-27
1
2.4
27-33/33-27
1
2.4
33-33/33-33
1
2.4
33-43/43-33
1
2.4
43-43/43-43
1
2.4
43-47/47-43
1
2.4
47-47/47-47
Std Fault
Ckt Breaker¹
#14 - 1/0
#14 - 1/0
#14 - 1/0
#14 - 1/0
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
3/0 - 500 MCM²
3/0 - 500 MCM²
3/0 - 500 MCM²
Compressor
LRA¹ ³
MCA
142-142
46
158-158
55
160-160
71
160-215
79
142-142/142-142
85
158-158/158-158
102
160-160/160-160
133
160-215/215-160
147
215-215/215-215
160
215-260/260-215
181
260-260/260-260
204
260-320/260-320
214
320-320/320-320
223
High Fault
Ckt Breaker¹
#14 - 1/0
#14 - 1/0
#14 - 1/0
#14 - 1/0
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
#6 - 350 MCM
3/0 - 500 MCM²
3/0 - 500 MCM²
3/0 - 500 MCM²
MOPD
60
70
90
110
100
110
150
175
175
200
225
250
250
69

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