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Building Technologies Division
CC1N7696en
20.04.2016
Mechanical design
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Plug-in design
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Exchangeable unit fuse (including spare fuse)
-
Made of impact-proof and heat-resistant black plastic
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Lockout reset button with viewing window showing:
– The fault signal lamp
– The lockout indication
- Coupled to the program spindle
- With transparent lockout reset button
- Easy-to-remember symbols indicating the type of fault and the time lockout
occurred
- Synchronous motor of the sequence switch with gear train and step action
sequence switch
- Camshaft with 15 nonadjustable cams
- Program indicator at the head of the camshaft
- 1 main and 1 auxiliary relay
- Lockout relay can be electrically reset from a remote location and provides the
«Lockout» and «Reset» functions
- Unit fuse and spare fuse
All electrical components are interconnected via printed circuits.
Type summary
Type reference
Mains voltage
t3
t4
LDU11.323A17
AC 100...110 V
2.5 s 2.5 s
LDU11.323A27
AC 220...240 V
2.5 s 2.5 s
LDU11.523A17 ¹) AC 100...110 V
5 s
5 s
LDU11.523A27 ¹) AC 220...240 V
5 s
5 s
t3
Filling the test space
t4
Evacuating the test space
¹)
Valve opening times do not conform to EN1643
Ordering
Valve proving system LDU11...
(without plug-in base)
refer to «Type summary»
Plug-in base not included in the delivery, must be ordered as a separate item!
Connection accessories for medium-capacity
refer to Data Sheet N7230
- Plug-in base
AGM11
with Pg11 threads for cable entry glands
- Plug-in base
AGM11.1
with M16 threads for cable entry glands
PTC resistor (AC 230 V)
AGK25
- For load on terminal 4 of LMG2...
Valve proving system
LDU11...
Housing
Legend
