Cutler-Hammer E2 L Manuale di istruzioni per l'installazione - Pagina 6

Sfoglia online o scarica il pdf Manuale di istruzioni per l'installazione per Elettrico industriale Cutler-Hammer E2 L. Cutler-Hammer E2 L 8. Undervoltage release mechanism (handle reset) with led for e2 l and e2 lm mining circuit breakers

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Page 6
Table 1.1 AC (50/60 Hz) Undervoltage Release Mechanism (Handle Reset) Ratings
Application
Ratings
Voltage
Supply
(V)
Voltage
(V)
120
120
Endurance – 400 electrical operations plus 5600 mechanical operations
UVR will override a momentary voltage dip up to the response time shown
Unlatching occurs 1 millisecond before circuit breaker contacts begin to separate
For 1 minute
Electrical Operating Ratings
Dropout
Voltage (V)
Min.
Min.
44.5
77
Pickup
VA
Min.
Voltage (V)
UVR
Max.
Response
93.5
2.1
5
Approximate Operating Time (ms)
Initiation
Maximum
Circuit
Circuit
Breaker
Breaker
Contact
Contact
Separation
Opening
15
25
I.L. 29C171
Dielectric
Withstand
Voltage (V)
1500
Effective 3/98