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Load break switch 3x400A with direct handle

KU 3400 SV

Load break switch 3x400A 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
3602936
GTIN
6419410300299
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

Depth
185 mm
ETIM Class
EC000216
E-number FI
3602936
GTIN
6419410300299
Height
100 mm
Long product name
Rotary switch, 3-pole, Includes direct handle mechanism
Max. term. torque (Nm)
30..44
Mech. endurance (no. of oper.)
10000
Net weight
1.4 kg
Nom. values w/cable size (mm²)
240
Number of poles
3
Product type
KU 3400 SV
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 with direct handle
Switch type
Load Break Switch
Technical name
3x400A 690V AC-22
Terminals bolt size (Cu mm²)
M10
Volume
3.774 l
Width
204 mm

Dimensional drawing

Logistical data

Package size 1
1
Package size 1 depth
185 mm
Package size 1 GTIN code
6419410300299
Package size 1 height
100 mm
Package size 1 volume
3.4225 l
Package size 1 weight
1.3963 kg
Package size 1 width
185 mm
Sales unit
1

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