Siemens SIRIUS 3RU2 - Auxiliary circuit

Technical data
11.4 3RB30/3RB31 solid-state overload relays
SIRIUS Innovations - SIRIUS 3RU2 thermal overload relays / SIRIUS 3RB3 solid-state overload relays
128 Manual, 09/2014, A5E03656507420A/RS-AA/002
11.4.1.4
Auxiliary circuit
Technical data for the auxiliary circuit, 3RB30/3RB31 overload relays
Table 11- 14 Technical data for the auxiliary circuit, 3RB30/3RB31 overload relays
Type
3RB301.,
3RB311.
3RB302.,
3RB312.
Size
S00
S0
Width
45 mm
45 mm
Number of NO contacts
1
Number of NC contacts
1
Auxiliary contacts - Assignment
1 NO for the "tripped" signal;
1 NC for disconnecting the contactor
Rated insulation voltage U
i
(pollution degree 3)
V 300
Rated impulse withstand voltage U
imp
kV 4
Contact rating of the auxiliary contacts
• NC with alternating current AC-15,
rated operating current I
e
at U
e
:
24 V A 4
120 V A 4
125 V A 4
250 V A 3
• NO with alternating current AC15,
rated operating current I
e
at U
e
:
24 V A 4
120 V A 4
125 V A 4
250 V A 3
• NC, NO with direct current DC-13,
rated operating current I
e
at U
e
:
24 V A 2
60 V A 0,55
110 V A 0,3
125 V A 0,3
250 V A 0,11
• Conventional thermal current I
th
A 5
Short-circuit protection
• With fuse operating class gL/gG
A 6