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KEA 4250C YR A5

Isolating switch 4x250A IP65

KEA 4250C YR A5

Katko’s IsoSafe aluminium enclosed isolators are designed for demanding industrial and outdoor applications where durability, safety and reliable performance are essential. The robust aluminium enclosure provides lasting protection against weather, corrosion and mechanical stress, supporting reliable operation in challenging environments.

High-quality surface treatments enhance resistance to UV radiation, chemicals and wear, contributing to long service life in outdoor installations. Integrated safety features, including a secure door interlocking defeat mechanism and padlockable operation, help prevent unintended use and enable safe operation and maintenance. Solid construction and clean, functional design ensure consistent performance day after day.

Designed and manufactured in Finland, IsoSafe aluminium isolators reflect decades of application-driven engineering and long-term thinking. Built to meet international standards, the range is trusted in installations where failure is not an option and supports safe, sustainable and future-proof electrical distribution solutions for critical systems worldwide.

GTIN
6419410332979
Rated operational current AC-23A 415V (A)
250
Enclosure type
Aluminium
Enclosure
A5 (300 x 400 x 170 mm)

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Product details and documents

Technical data

Depth
170 mm
EMC
false
Enclosure
A5 (300 x 400 x 170 mm)
Enclosure type
Aluminium
ETIM Class
EC000216
GTIN
6419410332979
Height
400 mm
IP rating
IP65
Max. term. torque (Nm)
15..22
Mech. endurance (no. of oper.)
16000
Net weight
9.5048 kg
Nom. values w/cable size (mm²)
120
Number of poles
4
Product type
KEA 4250C YR A5
Rated breaking cap. ICN AC-23A 415V (A)
2000
Rated fused short-ckt current back-up fuse opt 1 (A)
250
Rated fused short-ckt current peak value (kA)
22
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)
1000
Rated operational current AC-21A 415V (A)
250
Rated operational current AC-21A 500V (A)
250
Rated operational current AC-21A 690V (A)
250
Rated operational current AC-22A 415V (A)
250
Rated operational current AC-23A 415V (A)
250
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
132
Rated short-ckt. making cap. Icm 415V (kA)
11.4
Rated short-time withstand current 1s Icw 415V (kA)
6.5
Rated therm. current Ithe (A)
250
Rated therm. current Ith (A)
250
Short product description
Isolating switch 4x250A IP65
Switch type
Load Break Switch
Technical name
4x250A 400V 132kW
Terminals bolt size (Cu mm²)
M8
Volume
20.4 l
Width
300 mm

Dimensional drawing

Logistical data

Package size 1
1
Package size 1 GTIN code
6419410332979
Package size 1 weight
9.5048 kg
Sales unit
1

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