Katko LoadSafe load break switches 16–125 A (N) provide reliable and efficient load interruption for a wide range of electrical distribution applications. Available in 2-, 3-, 4-, 6- and 8-pole versions and compatible with a wide range of accessories, they offer excellent flexibility for both standard installations and demanding industrial use. Switch technology based on silver contacts ensures safe and durable operation, while advanced contact and mechanical design deliver smooth performance, long service life and dependable reliability over time.
E-number FI
GTIN
6419410226735
Rated operational current AC-22A 415V (A)
40
Rated operational current AC-22A 690V (A)
40

Product details and documents
Technical data
Depth
134 mm
ETIM Class
EC000216
E-number FI
3609264
GTIN
6419410226735
Height
93 mm
Long product name
Rotary switch, 4-pole
Max. term. torque (Nm)
1.8
Mech. endurance (no. of oper.)
50000
Net weight
0.25 kg
Nom. values w/cable size (mm²)
16
Number of poles
4
Product type
KU 440VV
Rated breaking cap. ICN AC-23A 415V (A)
320
Rated breaking cap. ICN AC-23A 500V (A)
256
Rated breaking cap. ICN AC-23A 690V (A)
256
Rated fused short-ckt current back-up fuse opt 1 (A)
40
Rated fused short-ckt current peak value (kA)
6
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)
63
Rated operational current AC-21A 500V (A)
63
Rated operational current AC-21A 690V (A)
63
Rated operational current AC-22A 415V (A)
40
Rated operational current AC-22A 500V (A)
40
Rated operational current AC-22A 690V (A)
40
Rated operational current AC-23A 415V (A)
40
Rated operational current AC-23A 500V (A)
32
Rated operational current AC-23A 690V (A)
32
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
22
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
22
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
30
Rated short-ckt. making cap. Icm 690V (kA)
2.5
Rated short-time withstand current 1s Icw 690V (kA)
1.7
Rated therm. current Ith (A)
63
Short product description
Change-over switch 1-0-2 4x40A
Switch type
Load Break Switch
Technical name
4x40A 690V AC-22
Terminals bolt size (Cu mm²)
1,5..16
Volume
0.5608 l
Width
45 mm
Dimensional drawing
Logistical data
Package size 1
1
Package size 1 depth
134 mm
Package size 1 GTIN code
6419410226735
Package size 1 height
93 mm
Package size 1 volume
1.6699 l
Package size 1 weight
0.2467 kg
Package size 1 width
134 mm
Sales unit
1
Downloadables
- Dimensional drawings media (3627b7e3ef9441c07245207fd6f8a5a04e086376_LoadSafe_KU4P_16_125_VV_Dim.png)
- Brochures (4c8f06d638a121ff864ef932f16f3b2de91e7803_KATKO_LoadSafe_catalogue_102024_en.pdf)
- Brochures (4e35c4a88ba0a39ae59459765a5755dd5d53529c_KATKO_LoadSafe_catalogue_082022_fi.pdf)
- Installation manuals (834bd4596fe788b036d34d8a0dd30f0e9390e158_KATKO_LoadSafe_KU_3P_4P_16_125N_VV_installation_manual_55.pdf)
Related accessories
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Handle 1-0-2 black
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Handle 1-0-2 yellow/red
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Shaft 100 mm slanted steel
Product typeL100AD11VT -
Shaft 300 mm slanted steel
Product typeL300AD11VT
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