Siemens VALVEGYR LDU11.523A27 - Technical Specifications; General Unit Data

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Building Technologies Division CC1N7696en
20.04.2016
Technical data
Mains voltage
- LDU11.323A27
- LDU11.323A17
A
C 220 V –15 %...AC 240 V +10 %
A
C 100 V –15 %...AC 110 V +10 %
- LDU11.523A27 ¹)
- LDU11.523A17 ¹)
A
C 220 V –15 %...AC 240 V +10 %
A
C 100 V –15 %...AC 110 V +10 %
¹)
Valve opening times do not conform to EN 1643
Mains frequency 50...60 Hz ±6 %
Unit fuse (built-in) T6.3H250V to DIN EN 60127
Primary fuse (external) Max. 10 A (slow)
Weight
A
pprox. 1000 g
Power consumption
- During the test
- During operation
A
pprox. AC 3.5 VA
A
pprox. AC 2.5 VA
Mounting position Optional
Degree of protection IP40 (to be ensured through mounting),
except the connection area (terminal base)
Safety class
I
Perm. input current at terminal 1 Max. 5 A (peak current 20 A / 20 ms)
Perm. current rating of control terminals Max. 4 A (peak current 20 A / 20 ms)
Required current rating of pressure switch
(DW)
Min. 1 A, AC 250 V
Storage
DIN EN 60721-3-1
Climatic conditions Class 1K3
Mechanical conditions Class 1M2
Temperature range -20...+60 °C
Humidity <95 % r.h.
Transport
DIN EN 60721-3-2
Climatic conditions Class 2K2
Mechanical conditions Class 2M2
Temperature range -50...+60 °C
Humidity <95 % r.h.
Operation
DIN EN 60721-3-3
Climatic conditions Class 3K5
Mechanical conditions Class 3M2
Temperature range -20...+60 °C
Humidity <95 % r.h.
Caution!
Condensation, formation of ice and ingress of water are not permitted!
General unit data
LDU11...
Environmental
conditions