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KU 3800 SV

Load break switch 3x800A with direct handle

KU 3800 SV

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
3602884
GTIN
6419410484005
Rated operational current AC-22A 415V (A)
800
Rated operational current AC-22A 690V (A)
800

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Product details and documents

Technical data

Depth
301 mm
ETIM Class
EC000216
E-number FI
3602884
GTIN
6419410484005
Height
155 mm
Long product name
Rotary switch, 3-pole, Includes direct handle mechanism
Max. term. torque (Nm)
50..75
Mech. endurance (no. of oper.)
10000
Net weight
5.2079 kg
Nom. values w/cable size (mm²)
2*300
Number of poles
3
Product type
KU 3800 SV
Rated breaking cap. ICN AC-23A 415V (A)
6400
Rated breaking cap. ICN AC-23A 500V (A)
6400
Rated breaking cap. ICN AC-23A 690V (A)
6400
Rated fused short-ckt current back-up fuse opt 1 (A)
800
Rated fused short-ckt current peak value (kA)
76
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)
800
Rated operational current AC-21A 500V (A)
800
Rated operational current AC-21A 690V (A)
800
Rated operational current AC-22A 415V (A)
800
Rated operational current AC-22A 500V (A)
800
Rated operational current AC-22A 690V (A)
800
Rated operational current AC-23A 1000V (A)
400
Rated operational current AC-23A 240V (A)
800
Rated operational current AC-23A 415V (A)
800
Rated operational current AC-23A 500V (A)
800
Rated operational current AC-23A 690V (A)
800
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
400
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
560
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
800
Rated short-ckt. making cap. Icm 690V (kA)
60
Rated short-time withstand current 1s Icw 1000V (kA)
28
Rated therm. current Ith (A)
800
Short product description
Load break switch 3x800A with direct handle
Switch type
Load Break Switch
Technical name
3x800A 690V AC-22
Terminals bolt size (Cu mm²)
M12
Volume
12.0836 l
Width
259 mm

Dimensional drawing

Logistical data

Package size 1
1
Package size 1 depth
301 mm
Package size 1 GTIN code
6419410484005
Package size 1 height
155 mm
Package size 1 volume
14.0432 l
Package size 1 weight
5.2079 kg
Package size 1 width
301 mm
Sales unit
1

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