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- KER 625 RA4EX 4XM25MEX KST16MEX

- KER 625 RA4EX 4XM25MEX KST16MEX

Developed for hazardous areas, Katko ATEX isolators provide safe and reliable isolation in explosive atmospheres. They are designed to meet strict ATEX requirements while maintaining ease of installation and dependable operation, with options available for Zone 21 and Zone 22 applications.

Suitable for use in demanding industrial environments, these isolators offer robust protection and long service life where safety cannot be compromised.

Numer produktu
30641
Rated operational current AC-23A 415V (A)
25
Enclosure type
Stainless steel enclosure (AISI 316L)
Enclosure
RA4EX (160 x 260 x 90 mm)
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Technical data

GTIN
6419410306413
Cable entries
4 x M25 (11,0-17,0 mm), metal EX; 1 x plug, metal EX
Depth
90 mm
EMC
false
Enclosure
RA4EX (160 x 260 x 90 mm)
Enclosure type
Stainless steel enclosure (AISI 316L)
ETIM Class
EC000522
EX
true
Height
260 mm
IP rating
IP66
Max. term. torque (Nm)
1.8
Mech. endurance (no. of oper.)
50000
Net weight
2.6854 kg
Nom. values w/cable size (mm²)
10
Number of poles
6
Product type
- KER 625 RA4EX 4XM25MEX KST16MEX
Rated breaking cap. ICN AC-23A 415V (A)
200
Rated breaking cap. ICN AC-23A 500V (A)
200
Rated breaking cap. ICN AC-23A 690V (A)
200
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)
40
Rated operational current AC-21A 500V (A)
40
Rated operational current AC-21A 690V (A)
40
Rated operational current AC-22A 415V (A)
25
Rated operational current AC-22A 500V (A)
25
Rated operational current AC-22A 690V (A)
25
Rated operational current AC-23A 415V (A)
25
Rated operational current AC-23A 500V (A)
25
Rated operational current AC-23A 690V (A)
25
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
11
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
15
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
22
Rated short-ckt. making cap. Icm 690V (kA)
2.5
Rated short-time withstand current 1s Icw 690V (kA)
1.7
Rated therm. current Ithe (A)
40
Rated therm. current Ith (A)
40
Switch type
Load Break Switch
Technical name
6x25A 400V ATEX II 3D
Terminals bolt size (Cu mm²)
1,5..16
Volume
3.744 l
Width
160 mm

Dimensional drawing

Logistical data

Package size 1 depth
90 mm
Package size 1 GTIN code
6419410306413
Package size 1 height
260 mm
Package size 1 volume
3.744 l
Package size 1 weight
2.6854 kg
Package size 1 width
160 mm

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