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3RT1/3RH1 contactors
SIRIUS System Manual
GWA 4NEB 430 0999-02b
3-49
3 3RT1/3RH1 contactors
3.4 Accessories
Accessories for frame
size S00
The accessories for contactors that switch motors and for auxiliary contac-
tors are of the same type. The accessories are attached at the front.
Accessories for frame
sizes S0 to S3
The accessories are (with few exceptions) the same for frame sizes S0 to
S3. They can be attached in different ways:
• Auxiliary switches can be attached at the front or the side.
• Surge suppressors can be attached at the top or the bottom.
The following graphic shows you the accessories for the contactors that switch motors and for the
contactor relays of frame size S00:
Figure 3-28: Accessories for contactors of frame size S00
1
Contactor, frame size S00
2
Contactor relay
3
Solid-state time relay block, on-delay
4
Solid-state time relay block, off-delay
5
Auxiliary switch block, time-delay
(on-delay or off-delay or star-delta function)
6/7
1-pole auxiliary switch block, infeed from above or below
8/9
2-pole auxiliary switch block, infeed from above or below
10
4-pole auxiliary switch block (terminal markings in acc. with EN 50 012 or EN 50 005)
11
2-pole auxiliary switch block, standard or electronic type
12
Soldering pin adapter for contactors with 4-pole auxiliary switch block
13
Soldering pin adapter for contactors and contactor relays
14
Additional load module to increase the permissible residual current
15/16
Surge suppressor with and without LED
17
3-phase feed-in terminal
18
Parallel link (star-point link), 3-pole, without terminal
19
Parallel link, 3-pole, with terminal
20
Parallel link, 4-pole, with terminal
NSB00448
15
3
4
5
6
7
8
9
10
11
14
20
19
16
12
13
1
17
18
2