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LSF 425UL

Load break switch 4x25A UL-listed

LSF 425UL

Katko UL/cUL listed LoadSafe load break switches 16–40A are compact solutions for safe and reliable load switching in industrial and building installations. Designed for smaller current ranges, they provide clear disconnection and dependable operation where space efficiency and compliance are essential. Certified according to UL and CSA requirements and compliant with UL 60947-4-1A, these switches support safe and consistent power control.

The load break switches are VDE-approved and independently tested by third parties, ensuring compliance with international quality and safety standards. Manufactured in Finland, these switches and accessories provide high performance and installation efficiency, helping you build durable power distribution solutions.

Numer produktu
26888
E-number FI
3663128
Ampere rating 600V
30
HP 600V
15
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Technical data

GTIN
6419410268889
Ampere rating 600V
30.0
Depth
63 mm
ETIM Class
EC000216
E-number FI
3663128
Height
84 mm
HP 208V
5.0
HP 240V
7.5
HP 480V
10.0
HP 600V
15.0
Max. term. torque (Nm)
1.8
Mech. endurance (no. of oper.)
50000
Net weight
0.1807 kg
Nom. values w/cable size (mm²)
10
Number of poles
4
Product type
LSF 425UL
Rated breaking cap. ICN AC-23A 415V (A)
200
Rated breaking cap. ICN AC-23A 500V (A)
200
Rated breaking cap. ICN AC-23A 690V (A)
200
Rated fused short-ckt current back-up fuse opt 1 (A)
25
Rated fused short-ckt current peak value (kA)
3.8
Rated fused short-ckt current RMS Ik opt 1 (kA)
50
Rated fused short-ckt. impulse withstand volt. Uimp (kV)
8
Rated insulation volt. Ui (V)
800
Rated operational current AC-21A 415V (A)
40
Rated operational current AC-21A 500V (A)
40
Rated operational current AC-21A 690V (A)
40
Rated operational current AC-22A 415V (A)
25
Rated operational current AC-22A 500V (A)
25
Rated operational current AC-22A 690V (A)
25
Rated operational current AC-23A 415V (A)
25
Rated operational current AC-23A 500V (A)
25
Rated operational current AC-23A 690V (A)
25
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
11
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
15
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
22
Rated short-ckt. making cap. Icm 690V (kA)
1
Rated short-time withstand current 1s Icw 690V (kA)
0.7
Rated therm. current Ith (A)
40
Short product description
Load break switch 4x25A UL-listed
Switch type
KU 325 / KU 425
Technical name
4x25A 690V AC-22
Terminals bolt size (Cu mm²)
1,5..16
UL
UL 60947-4-1A
Volume
0.2487 l
Width
47 mm
Wire size Cu
14-8 AWG

Dimensional drawing

Logistical data

Package size 1
1
Package size 1 depth
63 mm
Package size 1 GTIN code
6419410268889
Package size 1 height
84 mm
Package size 1 volume
0.3334 l
Package size 1 weight
0.1807 kg
Package size 1 width
63 mm
Sales unit
1

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