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Change-over switch 1-1+2-2 3x16A

KU 316CT

Change-over switch 1-1+2-2 3x16A

Katko LoadSafe load break switches 16–40A are compact and versatile solutions designed for efficient load switching in smaller electrical systems. Available in 2-, 3-, 4-, 6- and 8-pole versions. The robust switch design and silver-contact technology ensure safe and durable operation in demanding environments.

The load break switches are VDE-approved and independently tested by third parties, ensuring compliance with international quality and safety standards. Manufactured in Finland, these switches and accessories provide high performance and installation efficiency, helping you build durable power distribution solutions.

E-number FI
3663113
GTIN
6419410337868
Rated operational current AC-22A 415V (A)
16
Rated operational current AC-22A 690V (A)
16
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Product details and documents

Technical data

Depth
79.7 mm
ETIM Class
EC000216
E-number FI
3663113
GTIN
6419410337868
Height
71 mm
Long product name
Rotary switch, Changeover switch with 1-2 positions,3-pole
Max. term. torque (Nm)
1.8
Mech. endurance (no. of oper.)
50000
Nom. values w/cable size (mm²)
4
Number of poles
3
Product type
KU 316CT
Rated breaking cap. ICN AC-23A 415V (A)
128
Rated breaking cap. ICN AC-23A 500V (A)
128
Rated breaking cap. ICN AC-23A 690V (A)
128
Rated fused short-ckt current back-up fuse opt 1 (A)
25
Rated fused short-ckt current peak value (kA)
3.8
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)
25
Rated operational current AC-21A 500V (A)
25
Rated operational current AC-21A 690V (A)
25
Rated operational current AC-22A 415V (A)
16
Rated operational current AC-22A 500V (A)
16
Rated operational current AC-22A 690V (A)
16
Rated operational current AC-23A 415V (A)
16
Rated operational current AC-23A 500V (A)
16
Rated operational current AC-23A 690V (A)
16
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
7.5
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
7.5
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
11
Rated short-ckt. making cap. Icm 690V (kA)
1
Rated short-time withstand current 1s Icw 690V (kA)
0.7
Rated therm. current Ith (A)
25
Short product description
Change-over switch 1-1+2-2 3x16A
Switch type
Load Break Switch
Technical name
3x16A 690V AC-22
Terminals bolt size (Cu mm²)
1,5..16
Volume
0.5353 l
Width
94.6 mm

Dimensional drawing

Logistical data

Package size 1
1
Package size 1 depth
79.7 mm
Package size 1 GTIN code
6419410337868
Package size 1 height
71 mm
Package size 1 volume
0.451 l
Package size 1 width
79.7 mm
Sales unit
1

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