3RU11, 3RB10, and 3RB12 overload relays
SIRIUS System Manual
GWA 4NEB 430 0999-02b
4-45
3RB10 electronic overload relays
1)
Up to
I
K
≤
0.5 kA;
≤
260 V
Type
3RB10 16
3RB10 26
3RB10 36
3RB10 46
Frame size
S00
S0
S2
S3
Width
45 mm
45 mm
55 mm
70 mm
Auxiliary circuit
Auxiliary contact elements (number x (variant)
1 x (1 NO c 1 NC contact)
Assignment of the auxiliary contact elements
1 NO contact for the "tripped by overload" signal
1 NC contact for switching off the contactor
Rated insulation voltage
U
i
(pollution degree 3)
V
690
Rated impulse strength U
imp
kV
6
Contact rating of the auxiliary contact elements
NC contact with alternating current AC-14/AC-15 Rated operational current
I
e
at
U
e
:
• 24 V
A
4
• 120 V
A
4
• 125 V
A
4
• 230 V
A
3
• 400 V
A
2
• 600V
A
1
• 690V
A
1
NO contact with alternating current AC-14/AC-15 Rated operational current
I
e
at
U
e
:
• 24 V
A
4
• 120 V
A
4
• 125 V
A
4
• 230 V
A
3
• 400 V
A
2
• 600V
A
1
• 690 V
A
1
NC contact, NO contact with direct current DC-13Rated operational current
I
e
at
U
e
:
• 24 V
A
1
• 60 V
A
0.22
• 110 V
A
0.22
• 125 V
A
0.22
• 220 V
A
0.11
Conventional free air thermal current
I
th
A
6
Contact reliability (suitable for PLC; 17 V, 5 mA)
yes
Short-circuit protection
With fuse
Performance class
gL/gG
A
6
rapid
A
10
With miniature circuit breaker (C characteristic)
A
6
1
)
Safe isolation between auxiliary conducting paths
in acc. with DIN VDE 0106 Part 101
V
300
Connection of the auxiliary circuit
Connection type
Screw-type terminal
Connection characteristics
•Terminal screw
Pozidriv 2
•Tightening torque
Nm
0.8 to 1.2
•Connection cross-sections
Single-core
mm
2
2 x (0.5 to 1.5)
(min./max.) 1 or 2 conductors
mm
2
2 x (0.75 to
2.5)
Finely stranded without wire end ferrule mm
2
-
Finely stranded with wire end ferrule
mm
2
2 x (0.5 to 1.5)
mm
2
2 x (0.75 to
2.5)
Stranded
mm
2
2 x (0.5 to 1.5)
mm
2
2 x (0.75 to
2.5)
AWG cables, single- or multi-core
AWG
2 x (18 to 14)
s
,
u
,
U
rating data
Auxiliary circuit
Switching capacity
B600, R300