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Technical data
11.2 Performance features
11.2
Performance features
11.2.1
General data
Table 11- 1
General data for 3RU21 and 3RB30/3RB31 overload relays
Feature
Sizes
Overlapping current range
104
Description
Are matched to the dimensions,
•
connections and technical features of the
other devices in the SIRIUS modular
system (contactors, etc.)
Permit the mounting of slim-line and
•
compact load feeders in widths of 45 mm
(S00), 45 mm (S0) and 55 mm (S2)
Make configuration easier
•
Allows straightforward and consistent
•
configuration with one series of overload
relays (for small to large loads)
SIRIUS Innovations - SIRIUS 3RU2 thermal overload relays / SIRIUS 3RB3 solid-state overload relays
3RU21
3RB30/3RB31
S00 / S0 / S2
S00 / S0 / S2
0.11 to 80 A
0.1 to 80 A
Manual, 09/2014, A5E03656507420A/RS-AA/002
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- 3Ru21 Thermal Overload Relays
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