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Siemens IC 10 · 2017
Overload Relays
SIRIUS 3RB3 Electronic Overload Relays
3RB30, 3RB31 for standard applications
7
General data (continued)
Electromagnetic compatibility (EMC) – Interference
immunity
• Conductor-related interference
-
Burst acc. to IEC 61000-4-4
(corresponds to degree of severity 3)
kV
2 (power ports), 1 (signal port)
-
Surge acc. to IEC 61000-4-5
(corresponds to degree of severity 3)
kV
2 (line to earth), 1 (line to line)
• Electrostatic discharge according to IEC 61000-4-2
(corresponds to degree of severity 3)
kV
8 (air discharge), 6 (contact discharge)
• Field-related interference acc. to IEC 61000-4-3
(corresponds to degree of severity 3)
V/m
10
Electromagnetic compatibility (EMC) – Emitted interference
Degree of severity B acc. to EN 55011 (CISPR 11) and EN 55022 (CISPR 22)
Resistance to extreme climates – air humidity
%
95
Installation altitude above sea level
m
Up to 2 000
Mounting position
Any
Type of mounting
Direct mounting/stand-alone installation with terminal support
Type
3RB3016, 3RB3113
3RB3026, 3RB3123
3RB3036, 3RB3133
3RB3046, 3RB3143
Size
S00
S0
S2
S3
Dimensions (W x H x D)
(overload relay with stand-alone installation
support)
• Screw terminals
• Spring-type terminals
mm
mm
45 x 89 x 80
45 x 102 x 80
45 x 97 x 94
45 x 116 x 95
55 x 105 x 117
55 x 105 x 117
70 x 106 x 124
70 x 106 x 124
W
H
D
Type
3RB3016, 3RB3113
3RB3026, 3RB3123
3RB3036, 3RB3133
3RB3046, 3RB3143
Size
S00
S0
S2
S3
Main circuit
Rated insulation voltage
U
i
(pollution degree 3)
V
690
690
1 000 with straight-
through transformer
1000
Rated impulse withstand voltage U
imp
kV
6
6
8 with straight-
through transformer
8
Rated operational voltage
U
e
V
690
690
1 000 with straight-
through transformer
1000
Type of current
• Direct current
No
• Alternating current
Yes, 50/60 Hz
5 %
Current setting
A
A
0.1 ... 0.4
up to
4 ... 16
0.1 ... 0.4
up to
10 ... 40
12.5 … 50
and
20 ... 80
12.5 … 50
and
32 ... 115
Heavy starting
see Manual
Power loss per unit (max.)
W
0.1 ... 1.1
0.1 ... 4.5
0.5 ... 4.6
0.9 ... 4.6
Short-circuit protection
• With fuse without contactor
See "Selection and ordering data", pages 7/97 ... 7/99
• With fuse and contactor
"Short-Circuit Protection with Fuses/Motor Starter Protectors for Motor Feeders"
see Configuration Manual
.
Protective separation between main and auxiliary current
paths
acc. to IEC 60947-1 (pollution degree 2)
• For systems with grounded neutral point
V
690
• For systems with ungrounded neutral point
V
600
© Siemens AG 2016