Katko firerated isolators (16-800A) are designed to maintain circuit integrity and isolation functionality even under fire exposure. They support safety-critical installations where continued performance during extreme conditions is required.
Built with durable materials and tested to meet relevant fire performance standards, they provide dependable isolation for public buildings, infrastructure, and industrial facilities.
GTIN
Rated operational current AC-23A 415V (A)
Enclosure type
Enclosure
Firerated
Technical data
Depth
170 mm
EMC
false
Enclosure
A5 (300 x 400 x 170 mm)
Enclosure type
Aluminium
ETIM Class
EC000216
Firerated
F300
GTIN
6419410333570
Height
400 mm
IP rating
IP65
Long product name
4-pole, Heat-resistant; F300 200°C/3h EN 12101-3, Aluminum enclosure; W300 x H400 x D170
Max. term. torque (Nm)
15..22
Mech. endurance (no. of oper.)
16000
Net weight
9.349 kg
Nom. values w/cable size (mm²)
70
Number of poles
4
Product type
KEA 4125 FR3 A5
Rated breaking cap. ICN AC-23A 415V (A)
800
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)
690
Rated operational current AC-21A 415V (A)
160
Rated operational current AC-21A 500V (A)
160
Rated operational current AC-21A 690V (A)
160
Rated operational current AC-22A 415V (A)
125
Rated operational current AC-23A 415V (A)
100
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
55
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)
160
Rated therm. current Ith (A)
160
Short product description
Isolating switch F300 4x100A IP65
Switch type
Load Break Switch
Technical name
4x100A 400V 55kW
Terminals bolt size (Cu mm²)
M8
Volume
20.4 l
Width
300 mm
Dimensional drawing
Logistical data
Package size 1
1
Sales unit
1
Downloadables
- Dimensional drawings media (83f3817b3dd802b8ab0fbfaf8d069fcbf15cc1b5_IsoSafe_A5_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)
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