FIESSLER
E L E K T R O N I K
33
9 Specifications
- Safety switching units
Safety category
4 pursuant to EN 954-1 and IEC 61496 / EN 61496
Operating modes
(selected via DIP switches,
see also Sections 3.5 and 7)
- Muting (only with LSUW N1 Muting K switchgear)
- Cycle mode with 1 cycle / 2 cycles (only with LSUW NSR3-1 K switchgear)
- Safety mode with restart interlock only during the hazardous movement (only with LSUW NSR3-1 K switchgear)
Response time
LSUW N1 Muting K: 29 ms
- LSUW NSR3-1 K: 25 ms
- ULSG: 6 ms
Power supply
Optionally 230 VAC/50 Hz + 10% -15%, 115 VAC/50 Hz + 10% - 15%, 24 VDC, +20% - 10%, reverse polarity protected
Current draw
max. 250 mA
Outputs
The output contacts are potential-free, monitored (with ULSG only in conjunction with ULVT), guided make contacts
are must be loaded with max. 2 A/250 VAC or 60 VDC, 30 W.
Inputs
Contactor check and start button inputs:
0 V to 24 VDC _+ 20%
Electric connection
Plug-on terminal strip
Connecting cable
max. 1,5 mm2
Protection category
IP 20
Protection class
Shockproof
Operating ambient temp.
-10 bis 55
°
C
Storage temperature
-25 bis 70
°
C
Optional LSUW NSR 3-1K / LSUW N1 Muting K / ULSG switchgears
Characteristic data
Mechanical data
Operating data
Electric data
Housing design
Insulated black housing, curved lid
Attachment
Snap-on mounting on top hat rail DIN EN 50022-35, threaded mounting
Weight
ULSG: 1200 g
LSUW NSR 3-1K / LSUW N1 Muting K: 1700 g
BA - ULVT
