SIRIUS 3RU2/3RB3 overload relays
5.10 Technical data
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
547
Type 3RB30 1., 3RB31 1. 3RB30 2., 3RB31 2.
Size S00 S0
Width 45 mm 45 mm
Repeat terminals
Coil repeat terminal
Yes Not required
Auxiliary switch repeat terminal
Yes Not required
Degree of protection acc. to IEC 60529 IP20
Touch protection acc. to IEC 61140 Finger-safe
Shock resistance with sine
acc. to IEC 60068-2-27
g/ms 15 / 11
2)
Electromagnetic compatibility (EMC) - Immunity
Conducted interference suppression
- Burst acc. to
IEC 61000-4-4
(corresponds to
severity 3)
kV 2 (power ports), 1 (signal ports)
- Surge acc. to
IEC 61000-4-5
(corresponds to
severity 3)
kV 2 (line to ground), 1 (line to line)
Electrostatic discharge acc. to
IEC 61000-4-2
(corresponds to severity 3)
kV 8 (air discharge), 6 (contact discharge)
Field-related interference
suppression to IEC 61000-4-3
(corresponds to severity 3)
V/m 10
Electromagnetic compatibility (EMC)
– Emitted interference
Severity B acc. to EN 55011 (CISPR 11) and
EN 55022 (CISPR 22)
Resistance to extreme climates -
Humidity
% 95
Dimensions See Dimension drawings (dimensions in mm) (Page 552)
Installation altitude above sea level m Up to 2,000
Mounting position Any
Type of fixing Direct mounting/stand-alone assembly with terminal support
1)
Permissible rated current in the case of heavy-duty starting S0 at 10 to 40 A:
- CLASS 20, I
emax
= 32 A,
- CLASS 30, I
emax
= 25 A
2)
Signaling contact 97/98 in "tripped" position: 4/11 g/ms
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