Siemens SENTRON 3WA1 - Page 277

Accessories
4.4 Accessory auxiliary switches and signaling switches
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
275
The following signaling switches are available in the PSS position signaling
switch module:
PSS321 signaling switch
PSS600 signaling switch
• 3 x connected position
S33, S34, S35
• 2 x test position
S31, S32
• 1 x disconnected position
S30
• 6 x connected position
S30, S31, S32, S33, S34, S35
The signaling contacts of the PSS position signaling switch module take the form of
changeover contacts.
The graphic below shows the signal diagram of the PSS321 and PSS600 position
signaling switch modules:
(1)
Position signaling switch module signal
(2)
Disconnected position
(3)
Test position
(4)
Connected position
(5)
Auxiliary circuit
(6)
Main circuits