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KU 3400 LVK228LKX150YR

Load break switch 3x400A

KU 3400 LVK228LKX150YR

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. 

Numer produktu
29271
Rated operational current AC-22A 415V (A)
400
Rated operational current AC-22A 690V (A)
400
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Product details and documents

Technical data

GTIN
6419410292716
Depth
100 mm
ETIM Class
EC000216
Height
185 mm
Max. term. torque (Nm)
30..44
Mech. endurance (no. of oper.)
10000
Net weight
2.9291 kg
Nom. values w/cable size (mm²)
240
Number of poles
3
Product type
KU 3400 LVK228LKX150YR
Rated breaking cap. ICN AC-23A 415V (A)
3200
Rated breaking cap. ICN AC-23A 500V (A)
3200
Rated breaking cap. ICN AC-23A 690V (A)
3200
Rated fused short-ckt current back-up fuse opt 1 (A)
400
Rated fused short-ckt current peak value (kA)
42
Rated fused short-ckt current RMS Ik opt 1 (kA)
100
Rated fused short-ckt. impulse withstand volt. Uimp (kV)
12
Rated insulation volt. Ui (V)
1000
Rated operational current AC-21A 415V (A)
400
Rated operational current AC-21A 500V (A)
400
Rated operational current AC-21A 690V (A)
400
Rated operational current AC-22A 415V (A)
400
Rated operational current AC-22A 500V (A)
400
Rated operational current AC-22A 690V (A)
400
Rated operational current AC-22B 800V (A)
400
Rated operational current AC-23A 1000V (A)
200
Rated operational current AC-23A 415V (A)
400
Rated operational current AC-23A 500V (A)
400
Rated operational current AC-23A 690V (A)
400
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
200
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
250
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
355
Rated short-ckt. making cap. Icm 690V (kA)
27.5
Rated short-time withstand current 1s Icw 1000V (kA)
13.5
Rated therm. current Ith (A)
400
Short product description
Load break switch 3x400A
Switch type
Load Break Switch
Technical name
3x400A 690V AC-22
Terminals bolt size (Cu mm²)
M10
Volume
3.7648 l
Width
203.5 mm

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Dimensional drawing

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Logistical data

Package size 1
1
Package size 1 GTIN code
6419410292716
Package size 1 weight
2.9291 kg
Sales unit
1

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