Designed for safe and reliable power source switching, Katko enclosed changeover switches (16-160A) ensure uninterrupted operation where continuity of supply is essential. They are engineered for clear operation and long-term durability.
Used in applications ranging from backup power systems to industrial installations, these switches provide dependable performance with straightforward installation and maintenance.
GTIN
Rated operational current AC-23A 415V (A)
Enclosure type
Enclosure
Technical data
Cable entries
3 x M25 (11,0-17,0 mm), plastic
Depth
106 mm
EMC
false
Enclosure
M2 (96 x 130 x 74 mm)
Enclosure type
Polycarbonate
ETIM Class
EC000216
GTIN
6419410345740
Height
130.4 mm
IP rating
IP66
Long product name
3-pole, Yellow-red handle, Polycarbonate enclosure; W96.4 x H130.4 x D106, Cable entries: 3 x M25 (11,0-17,0 mm), plastic
Max. term. torque (Nm)
1.8
Mech. endurance (no. of oper.)
20000
Nom. values w/cable size (mm²)
10
Number of poles
3
Product type
TKM 325VV YR M2 3XM25P
Rated breaking cap. ICN AC-23A 415V (A)
200
Rated fused short-ckt. impulse withstand volt. Uimp (kV)
8
Rated insulation volt. Ui (V)
690
Rated operational current AC-21A 415V (A)
25
Rated operational current AC-22A 415V (A)
25
Rated operational current AC-23A 415V (A)
25
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
11
Rated short-ckt. making cap. Icm 415V (kA)
1.5
Rated short-time withstand current 1s Icw 415V (kA)
1.1
Rated therm. current Ithe (A)
40
Rated therm. current Ith (A)
40
Short product description
Change-over switch 3x25A IP66
Switch type
Cam Switch
Technical name
3x25A 400V 11kW
Terminals bolt size (Cu mm²)
1,5..16
Volume
1.3325 l
Width
96.4 mm
Dimensional drawing
Logistical data
Package size 1
1
Sales unit
1
Downloadables
- Dimensional drawings media (8f08801aed79a1e088e56aa7b70ef3f5a1778766_IsoSafe_M2_Dim.png)
- Brochures (6379e76fa5ee33ff60767c9781ca3ebaada6c217_KATKO_IsoSafe_catalogue_102024_en.pdf)
- Brochures (88bc9d1eaaa50e840fe66815236a2d4c16fce617_KATKO_IsoSafe_catalogue_082022_fi.pdf)
- Brochures (86a395c9341799e90f45174a6e4861db77624a97_KATKO_IsoSafe_catalogue_012025_pl.pdf)
- Installation manuals (8fbb7a807c2367667dbb5971de2947b07f70822c_KATKO_IsoSafe_TKM_installation_manual_39.pdf)
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Latest News & Insights
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Discontinuation of 3-pole EVA and VKA 80–160A Switches
23.6.2025 -
Introducing the Refreshed LK10 handle: New Fresh Design, Same Trusted Performance
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29.4.2025 -
KATKO LoadSafe Product Family – New Additions, Now Available
14.1.2025 -
Katko Products Available on EPLAN Data Portal
14.9.2023 -
KATKO Strengthens Presence in Sweden: Kim Rannanjärvi Appointed Sales Manager
28.7.2025 -
KATKO Strengthens Presence in UK: Ian Bullock Appointed Sales Director
10.11.2025 -
New Front Plate for KU 16–40A Switch Series
26.8.2025 -
Jyrki Luomi has been appointed as the Commercial Director of Katko Oy
17.9.2024 -
Product Update: Extended Cable Range for 95-Series Connectors
30.10.2025 -
The Core of Responsible and Transparent Collaboration – Partner Code of Conduct
6.2.2025
