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Description
9229 9992 176 0D
23
2013-07-08
Equipment
Basic equipment
The basic equipment of the 3AH37/38 vacuum circuit-breaker contains:
Additional equipment
Every 3AH37/38 vacuum circuit-breaker can also be fitted with the following
equipment:
In addition to the serial shunt release (Y1), the vacuum circuit-breaker can be
equipped with a maximum of 2 releases of the type 3AX11.
For the permitted possible combinations of the additional equipment as well as
special designs, refer to catalogue HG11, or contact the responsible Siemens
representative.
Motor
(M1)
Contactor relay (electrical anti-pumping device)
(K1)
Closing solenoid
(Y9)
Shunt release
(Y1)
Auxiliary switch (optional)
(S1)
• 6NO + 6NC
• 12NO + 12NC
Position switch for signal "Closing spring charged"
(S41, S42)
Circuit-breaker tripping signal, cut-out switch
(S6, S7)
Low-voltage interface (optional)
(X0)
• Plug-connector with sleeve housing 64-pin
• Plug-connector with sleeve housing 24-pin
• Terminal strip
(X1)
Operating cycle counter
Mechanical anti-pumping device
Mechanical manual closing and opening
Shunt release 3AX1101
1)
1) Subsequent installation possible
(Y2, Y3)
Transformer-operated release 3AX1102
1)
(Y4, Y5)
Transformer-operated release 3AX1104 (0.1 AC)
1)
(Y6)
Undervoltage release 3AX1103
1)
(Y7)
Heater (condensation water protection)
1)
Electrical manual closing
2)
Mechanical interlock
1)
Priority opening
2)
2) No subsequent installation possible
Содержание 3AH37
Страница 4: ...4 9229 9992 176 0D 2013 07 08 Blank page ...
Страница 45: ...Installation 9229 9992 176 0D 45 2013 07 08 bores for M12 screws Fig 59 Fastening options Fig 60 View Y and Z ...
Страница 50: ...Installation 50 9229 9992 176 0D 2013 07 08 Blank page ...
Страница 54: ...Operation 54 9229 9992 176 0D 2013 07 08 Blank page ...
Страница 60: ...Maintenance 60 9229 9992 176 0D 2013 07 08 Blank page ...
Страница 62: ...Index of keywords 62 9229 9992 176 0D 2013 07 08 Blank page ...