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Load break switch 3x250A with direct handle

KU 3250W SV

Load break switch 3x250A with direct handle

Katko LoadSafe load break switches 160–800A are high-capacity solutions built for demanding industrial and power distribution networks up to 800 A. They support heavy-duty load switching, motor isolation and backup power transfer applications. These switches are engineered for reliability and durability, ensuring dependable operation where continuity and performance matter most. 

E-number FI
3602997
GTIN
6419410205327
Rated operational current AC-22A 415V (A)
250
Rated operational current AC-22A 690V (A)
250
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Product details and documents

Technical data

Depth
150 mm
ETIM Class
EC000216
E-number FI
3602997
GTIN
6419410205327
Height
113 mm
Long product name
Rotary switch, 3-pole, Includes direct handle mechanism
Max. term. torque (Nm)
15..22
Mech. endurance (no. of oper.)
16000
Net weight
0.64 kg
Nom. values w/cable size (mm²)
120
Number of poles
3
Product type
KU 3250W SV
Rated breaking cap. ICN AC-23A 415V (A)
2000
Rated breaking cap. ICN AC-23A 500V (A)
2000
Rated breaking cap. ICN AC-23A 690V (A)
2000
Rated fused short-ckt current back-up fuse opt 1 (A)
250
Rated fused short-ckt current back-up fuse opt 2 (A)
315
Rated fused short-ckt current peak value (kA)
26
Rated fused short-ckt current RMS Ik opt 1 (kA)
100
Rated fused short-ckt current RMS Ik opt 2 (kA)
50
Rated fused short-ckt. impulse withstand volt. Uimp (kV)
12
Rated insulation volt. Ui (V)
1000
Rated operational current AC-21A 415V (A)
250
Rated operational current AC-21A 500V (A)
250
Rated operational current AC-21A 690V (A)
250
Rated operational current AC-22A 415V (A)
250
Rated operational current AC-22A 500V (A)
250
Rated operational current AC-22A 690V (A)
250
Rated operational current AC-22A 800V (A)
250
Rated operational current AC-23A 1000V (A)
135
Rated operational current AC-23A 415V (A)
250
Rated operational current AC-23A 500V (A)
250
Rated operational current AC-23A 690V (A)
250
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
132
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
160
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
250
Rated short-ckt. making cap. Icm 690V (kA)
14
Rated short-time withstand current 1s Icw 1000V (kA)
8
Rated therm. current Ith (A)
315
Short product description
Load break switch 3x250A with direct handle
Switch type
Load Break Switch
Technical name
3x250A 690V AC-22
Terminals bolt size (Cu mm²)
M8
Volume
2.6612 l
Width
157 mm

Dimensional drawing

Logistical data

Package size 1
1
Package size 1 depth
150 mm
Package size 1 GTIN code
6419410205327
Package size 1 height
113 mm
Package size 1 volume
2.5425 l
Package size 1 weight
0.6372 kg
Package size 1 width
150 mm
Sales unit
1

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