Export to the world market and to North America
North American classification for control switches
Classification
 
Designation
At maximum rated voltage of
 
Thermal uninterrupted current
 
Switching capacity
AC voltage
 
600 V
 
300 V
 
150 V
 
A
 
Rated voltage V
 
Make A
 
Break A
 
Make VA
 
Break VA
Heavy Duty
 
A600
A600
A600
A600
 
A300
A300
 
A150
 
10
10
10
10
 
120
240
480
600
 
60
30
15
12
 
6
3
1.5
1.2
 
7200
7200
7200
7200
 
720
720
720
720
Standard Duty
 
B600
B600
B600
B600
 
B300
B300
 
B150
 
5
5
5
5
 
120
240
480
600
 
30
15
7.5
6
 
3
1.5
0.75
0.6
 
3600
3600
3600
3600
 
360
360
360
360
C600
C600
C600
C600
C300
C300
C150
2.5
2.5
2.5
2.5
 
120
240
480
600
15
7.5
3.75
3
1.5
0.75
0.375
0.3
1800
1800
1800
1800
180
180
180
180
D300
D300
D150
1
1
 
120
240
3.6
1.8
0.6
0.3
432
432
72
72
DC voltage
 
 
 
 
 
 
 
 
 
 
 
 
Heavy Duty
 
N600
N600
N600
 
N300
N300
 
N150
 
10
10
10
 
125
250
301 – 600
 
2.2
1.1
0.4
 
2.2
1.1
0.4
 
275
275
275
 
275
275
275
Standard Duty
 
P600
P600
P600
P300
P300
P150
5
5
5
 
125
250
301 – 600
 
1.1
0.55
0.2
 
1.1
0.55
0.2
 
138
138
138
 
138
138
138
Q600
Q600
Q600
Q300
Q300
Q150
2.5
2.5
2.5
 
125
250
301 – 600
0.55
0.27
0.10
0.55
0.27
0.10
69
69
69
69
69
69
R300
R300
R150
1.0
1.0
 
125
250
301 – 600
0.22
0.11
0.22
0.11
28
28
28
28
to UL 508, CSA C 22.2-14 and NEMA ICS 5
                   

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