Katko UL/cUL listed polycarbonate enclosed disconnect switches are designed for demanding industrial and commercial applications where safety, compliance and reliable disconnection are essential. Featuring a Type 4X polycarbonate enclosure, they provide excellent corrosion resistance, electrical insulation and UV stability, ensuring dependable operation in both indoor and outdoor environments.
The switches support across-the-line motor starting up to 75 HP at 600 V and are suitable for a wide range of motor and load disconnect applications. Certified according to UL and CSA requirements and compliant with UL 60947-4-1A, they meet the expectations of North American installations where performance and regulatory compliance are critical.
GTIN
Ampere rating 600V
Enclosure type
Enclosure
Technical data
Ampere rating 600V
100.0
Depth
130 mm
EMC
false
Enclosure
MF10 (188 x 280 x 130 mm)
Enclosure type
Polycarbonate
ETIM Class
EC000216
GTIN
6419410351154
Height
280 mm
HP 208V
15.0
HP 415V
20.0
HP 480V
40.0
HP 600V
50.0
IP rating
IP66
Long product name
3-pole, Yellow-red handle, Polycarbonate enclosure; W188 x H280 x D171
Max. term. torque (Nm)
6
Mech. endurance (no. of oper.)
16000
Net weight
2.0848 kg
Nom. values w/cable size (mm²)
70
Number of poles
3
Product type
KEM 3100L YR MF10
Rated breaking cap. ICN AC-23A 415V (A)
640
Rated breaking cap. ICN AC-23A 500V (A)
504
Rated breaking cap. ICN AC-23A 690V (A)
504
Rated fused short-ckt current back-up fuse opt 1 (A)
160
Rated fused short-ckt current peak value (kA)
15
Rated fused short-ckt current RMS Ik opt 1 (kA)
65
Rated fused short-ckt. impulse withstand volt. Uimp (kV)
8
Rated insulation volt. Ui (V)
800
Rated operational current AC-21A 415V (A)
125
Rated operational current AC-21A 500V (A)
125
Rated operational current AC-21A 690V (A)
125
Rated operational current AC-22A 415V (A)
100
Rated operational current AC-22A 500V (A)
100
Rated operational current AC-22A 690V (A)
100
Rated operational current AC-23A 415V (A)
100
Rated operational current AC-23A 500V (A)
63
Rated operational current AC-23A 690V (A)
63
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 415V (kW)
55
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 500V (kW)
37
Rated oper. power 3-ph 1500rpm SQ cage motor AC-23A 690V (kW)
55
Rated short-ckt. making cap. Icm 690V (kA)
8
Rated short-time withstand current 1s Icw 690V (kA)
5
Rated therm. current Ithe (A)
125
Rated therm. current Ith (A)
125
Short product description
Isolating switch 3x100A
Switch type
Load Break Switch
Technical name
3x100A 400V 55kW
Terminals bolt size (Cu mm²)
6..70
UL
UL 60947-4-1A
Volume
6.8432 l
Width
188 mm
Wire size Cu
8-1/0AWG
Dimensional drawing
Logistical data
Package size 1 depth
282 mm
Package size 1 GTIN code
6419410261705
Package size 1 height
1046 mm
Package size 1 volume
169.6089 l
Package size 1 width
575 mm
Related accessories
Latest News & Insights
-
The Core of Responsible and Transparent Collaboration – Partner Code of Conduct
6.2.2025 -
Product Update: Extended Cable Range for 95-Series Connectors
30.10.2025 -
Jyrki Luomi has been appointed as the Commercial Director of Katko Oy
17.9.2024 -
New Front Plate for KU 16–40A Switch Series
26.8.2025 -
KATKO Strengthens Presence in UK: Ian Bullock Appointed Sales Director
10.11.2025 -
KATKO Strengthens Presence in Sweden: Kim Rannanjärvi Appointed Sales Manager
28.7.2025 -
Katko Products Available on EPLAN Data Portal
14.9.2023 -
KATKO LoadSafe Product Family – New Additions, Now Available
14.1.2025 -
KATKO KL Terminal Blocks Comply with the Requirements of the IEC TS 60947-7-5 Technical Specification
29.4.2025 -
KATKO Has Published Its First 'Sustainability at KATKO' Report
8.11.2024 -
Introducing the Refreshed LK10 handle: New Fresh Design, Same Trusted Performance
2.9.2024
