Siemens LMV37.400A2 - Technical Data and Specifications; LMV37.4... Basic Unit Specifications

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Building Technologies Basic documentation LMV37.4... CC1P7546en
HVAC Products 4 Technical Data 01.12.2009
4 Technical Data
4.1 Basic unit LMV37.4...
Mains voltage
- LMV37.400A1, LMV37.420A1
- LMV37.400A2
AC 120 V -15 % / +10 %
AC 230 V -15 % / +10 %
Mains frequency 50 / 60 Hz ±6 %
Power consumption <30 W (typically)
Safety class I, with parts according to II and III to
DIN EN 60730-1
IP00 Degree of protection
Note
The burner or boiler manufacturer must
ensure degree of protection IP40 to DIN
EN 529 for burner controls by adequate
installation of the LMV37.4...
4.1.1 Terminal loading «Inputs»
• Perm. mains primary fuse
(externally)
Max. 16 AT
• Unit fuse F1 (internally) 6.3 AT (DIN EN 60127 2 / 5)
• Mains supply: Input current depending on the operating state of the unit
Undervoltage
• Safety shutdown from operating
position at mains voltage
- LMV37.400A1, LMV37.420A1
- LMV37.400A2
Approx. AC 93 V
Approx. AC 186 V
• Restart on rise in mains voltage
- LMV37.400A1, LMV37.420A1
- LMV37.400A2
Approx. AC 96 V
Approx. AC 195 V
Status inputs: Status inputs (with the exception of the safety loop) of the contact
feedback network (CFN) are used for system supervision and require mains-
related input voltage
• Input safety loop refer to «Terminal loading outputs»
• Input currents and input voltages
- UeMax
- UeMin
- IeMax
- IeMin
UN +10 %
UN -15 %
1.5 mA peak
0.7 mA peak
• Contact material recommendation
for external signal sources (LP,
Pmin, Pmax, etc.)
Gold-plated silver contacts
• Transition / settling behavior / boun-
ce
- Perm. bounce time of contacts
when switching on / off
Max. 50 ms
(after the bounce time, the contact
must stay closed or open)
• UN
- LMV37.400A1, LMV37.420A1
LMV37.400A2
AC 120 V
AC 230 V
• Voltage detection
- On
- LMV37.400A1, LMV37.420A1
- LMV37.400A2
- Off
- LMV37.400A1, LMV37.420A1
- LMV37.400A2
AC 90...132 V
AC 180...253 V
<AC 40 V
<AC 80 V