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Technical data
11.3 3RU21 thermal overload relays
11.3.2.10
Rated operating current, short-circuit protection, tripping class, and active power loss
Technical data for current and short-circuit protection
Adjustable response current of
the current-dependent overload
release
initial value
A
3RU2136-4A..
11
3RU2136-4B..
14
3RU2136-4D..
18
3RU2136-4E..
22
3RU2136-4F..
28
3RU2136-4G..
36
3RU2136-4H..
40
3RU2136-4Q..
47
3RU2136-4J..
54
3RU2136-4K..
62
3RU2136-4R..
70
Technical data for rated operating current UL/CSA
Full-load current (FLA) for 3-phase motor
at 480 V rated value
A
3RU2136-4A..
16
3RU2136-4B..
20
3RU2136-4D..
25
3RU2136-4E..
32
3RU2136-4F..
40
3RU2136-4G..
45
3RU2136-4H..
50
3RU2136-4Q..
57
3RU2136-4J..
65
3RU2136-4K..
73
3RU2136-4R..
80
122
Design of the fuse
link for short-circuit
protection of the main
circuit necessary
final value
A
16
fuse gL/gG: 40 A
20
Fuse gL/gG: 50 A
25
fuse gL/gG: 63 A
32
Fuse gL/gG: 80 A
40
Fuse gL/gG: 80 A
45
fuse gL/gG: 100 A
50
fuse gL/gG: 100 A
57
fuse gL/gG: 100 A
65
fuse gL/gG: 125 A
73
fuse gL/gG: 160 A
80
fuse gL/gG: 160 A
SIRIUS Innovations - SIRIUS 3RU2 thermal overload relays / SIRIUS 3RB3 solid-state overload relays
Trip class
CLASS 10
CLASS 10
CLASS 10
CLASS 10
CLASS 10
CLASS 10
CLASS 10
CLASS 10
CLASS 10
CLASS 10A
CLASS 10A
at 600 V rated value
A
16
20
25
32
40
45
50
57
65
73
80
Manual, 09/2014, A5E03656507420A/RS-AA/002
Active power loss
total typical
W
8
8
8
11
11
11
11
11
12
13
14
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