◆Application
Distribution systems supplied by transformers
Distribution systerms supplied by engine generator sets
Long cables in IT and TN system.
◆Installation
In power switchboards
Fixed type and drawer type
All circuit breakers in the CEW45 range are suitable for isolation
in compliance with IEC 60947-1 and 2.
◆Specifications
Type | CEW45-2000 | CEW45-3200 | CEW45-4000 | CEW45-6300 |
Short-circuit Breaking
Capacity Rated Ultimate
Short-circuit Breaking
Capacity Icu(KA) | 400V | 80 | 100 | 100 | 120 |
690V | 50 | 65 | 65 | 80 |
Rated Operation
Short-circuit Breaking
Capacity Ics(KA) | 400V | 50 | 80 | 80 | 100 |
690V | 40 | 50 | 50 | 70 |
Rated Short Time Withstand Current
Icw(KA)Is | 50 | 65 | 65 | 100 |
Rated Current In(A) | 400,630,1000
1250,1600,
2000 | 2000,2500,
2900,3200 | 3200,3900,
4000, | 4000,5000,
6000,6300 |
No.of Poles | 3 pole | ● | ● | ● | ● |
4 pole | ● | ● | ● | ● |
Rated Voltage Ue(V) | 400,690 | 400,690 | 400,690 | 400,690 |
Rated Insulation Voltage Ui(V) | 1000V | 1000V | 1000V | 1000V |
Rated Current of N-pole In(A) | 50%ln,
100%ln | 50%ln,
100%ln | 50%ln,
100%ln | 50%ln,
100%ln |
Fix-disconnetion Time | 23-32ms | 23-32ms | 23-32ms | 23-32ms |
Intelligent Co ntroller | Standard Type
(M) | ● | ● | ● | ● |
Communication
(H) | ● | ● | ● | ● |
Operation
Performance | Electrical Life Time | 500 | 500 | 500 | 500 |
Mechanical
life Time | Non-maintance | 2500 | 2500 | 2000 | 2000 |
Maintanance | 10000 | 10000 | 8000 | 8000 |
Installation Type | Horizontal | ● | ● | ● | ● |
Vertical | ● | ● | ● | ● |
Fried | 0 | 0 | 0 | 0 |
Drawer |
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