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KER 4250 RA6AVS

Isolating switch 4x250A IP66

KER 4250 RA6AVS

Katko IsoSafe stainless steel visual isolating safety switches are built for heavy-duty industrial applications, particularly in the mining industry, where clear visibility of switch status and durable performance are critical. Featuring AISI 316L enclosures with IP66 protection, these switches include a visual status indication window for clear position feedback and are designed to withstand the rigours of mining, infrastructure and other demanding environments.

Padlockable handles, door interlocks and robust stainless steel construction ensure dependable safety and long service life, making them a trusted choice wherever reliable isolation and protection are essential.

GTIN
6419410206904
Rated operational current AC-23A 415V (A)
250
Enclosure type
Stainless steel enclosure (AISI 316L)
Enclosure
RA6AVS (345 x 657 x 222 mm)

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Product details and documents

Technical data

Depth
222 mm
EMC
false
Enclosure
RA6AVS (345 x 657 x 222 mm)
Enclosure type
Stainless steel enclosure (AISI 316L)
ETIM Class
EC000216
GTIN
6419410206904
Height
657 mm
IP rating
IP66
Long product name
4-pole, Acid-resistant stainless steel enclosure with rain hood (AISI 316L); W345 x H657 x D222
Max. term. torque (Nm)
15..22
Mech. endurance (no. of oper.)
16000
Nom. values w/cable size (mm²)
120
Number of poles
4
Product type
KER 4250 RA6AVS
Rated breaking cap. ICN AC-23A 415V (A)
2000
Rated breaking cap. ICN AC-23A 500V (A)
2000
Rated breaking cap. ICN AC-23A 690V (A)
2000
Rated fused short-ckt current back-up fuse opt 1 (A)
250
Rated fused short-ckt current back-up fuse opt 2 (A)
315
Rated fused short-ckt current peak value (kA)
26
Rated fused short-ckt current RMS Ik opt 1 (kA)
100
Rated fused short-ckt current RMS Ik opt 2 (kA)
50
Rated fused short-ckt. impulse withstand volt. Uimp (kV)
12
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-22A 500V (A)
250
Rated operational current AC-22A 690V (A)
250
Rated operational current AC-22A 800V (A)
250
Rated operational current AC-23A 415V (A)
250
Rated operational current AC-23A 500V (A)
250
Rated operational current AC-23A 690V (A)
250
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
132
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
160
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
250
Rated short-ckt. making cap. Icm 415V (kA)
11.4
Rated short-ckt. making cap. Icm 690V (kA)
14
Rated short-time withstand current 1s Icw 1000V (kA)
8
Rated short-time withstand current 1s Icw 415V (kA)
6.5
Rated therm. current Ithe (A)
315
Rated therm. current Ith (A)
315
Short product description
Isolating switch 4x250A IP66
Switch type
Load Break Switch
Technical name
4x250A 400V 132kW
Terminals bolt size (Cu mm²)
M8
Volume
50.3196 l
Width
345 mm

Dimensional drawing

Logistical data

Package size 1
1
Package size 1 depth
108 mm
Package size 1 GTIN code
6419410206904
Package size 1 height
262 mm
Package size 1 volume
4.584 l
Package size 1 width
162 mm
Sales unit
1

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