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Overload Relays
3RB2 Solid-State Overload Relays
3RB20, 3RB21 for standard applications
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Dimensional drawings
3RB20 16, 3RB21 13, size S00
45
3RB20 16, 3RB21 13, size S00, stand-alone installation
75
3RB20 26, 3RB21 23, size S0
45
3RB20 26, 3RB21 23, size S0, stand-alone installation
89
26
Siemens · 2011
73
5
5
35
45
75
5
5
45
3RB20 36, 3RB21 33, size S2
18
9
5
55
3RB20 46, 3RB21 43, size S3
11
23
6
Ø
5
70
3RB20 56, 3RB21 53, size S6
37
17
5
Ø
95
7
Ø
120
3RB20 66, 3RB21 63, size S10/S12
51
48
11
25
Ø
9
Ø
125
145
56
NSB0_01512a
104
21
63
31
119
79
NSB0_01516
3
5
47
150
NSB0_01518
6
61
156
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