Siemens SIRIUS 3RU2 - Page 132

Technical data
11.4 3RB30/3RB31 solid-state overload relays
SIRIUS Innovations - SIRIUS 3RU2 thermal overload relays / SIRIUS 3RB3 solid-state overload relays
132 Manual, 09/2014, A5E03656507420A/RS-AA/002
3RB3.3.-..B.
3RB3.3.-..D.
3RB3.3.-..W.
3RB3.3.-..X.
Protection class IP
of the
terminal
IP00 IP20
Protection class IP
on the
front
IP20
varification of suitability
concerning ATEX
on request
Temperature compensation
°C -25 … +60
Item designation
according to
DIN EN 81346-2
F
maximum permissible voltage
for safe isolation
• in networks with grounded
star point between main
and auxiliary circuit
V 690
• in networks with grounded
star point between main
and auxiliary circuit
V 600
• in networks with grounded
star point between
auxiliary and auxiliary
circuit
V
300
• in networks with non-
grounded star point
between auxiliary and
auxiliary circuit
V
300
EMC immunity to interference
according to IEC 60947-1
corresponds to degree of severity 3
EMC emitted interference
according to IEC 60947-1
CISPR 11, environment B (residential area)
Electrostatic discharge
according to IEC 61000-4-2
6 kV contact discharge / 8 kV air discharge
Field-bound parasitic coupling
according to IEC 61000-4-3
10 V/m
Conductor-bound parasitic
coupling BURST
according to
IEC 61000-4-4
2 kV (power ports), 1 kV (signal ports)
Conductor-bound parasitic
coupling conductor-earth
SURGE
according to
IEC 61000-4-5
2 kV (line to ground)
Conductor-bound parasitic
coupling conductor-conductor
SURGE
according to
IEC 61000-4-5
1 kV (line to line)