Classi-fication
Single-phase current 220V
Three-phase current 220V
Three-phase current 380 V
Three-phase current 440 V
Current (A)
Thickness (Square)
Current (A)
Thickness (Square)
Current (A)
Thickness (Square)
Current (A)
Thickness (Square)
8.4 kw
38 A
8
22
3.5
13
2
11
2
12 kw
54 A
22
31
5.5
18
3.5
16
2
18 kw
82 A
38
47
14
27
5.5
24
3.5
24 kw
109 A
60
63
22
36
8
31
5.5
30 kw
136 A
100
79
38
46
14
39
8
36 kw
163 A
100
94
60
55
22
47
14
42 kw
190 A
150
110
60
64
22
55
22
48 kw
218 A
200
126
100
73
38
63
22
54 kw
245 A
250
142
100
82
38
71
38
60 kw
273 A
--
157
100
91
60
79
38
72 kw
327 A
--
189
150
109
60
94
60
Selecting a Circuit Breaker or Leakage Circuit Breaker
  by Boiler Volume
 
Gauge at about 1.4 times the numerical value specified in the chart above. If the
  appropriate standard is not available, select the standard directly above.