Regenerative unit to drive connections, Fusing and circuit breakers, O the fusing and circuit breakers table – Rockwell Automation 20D PowerFlex 700S Phase II Drive Frames 1...6 Installation Instructions User Manual

Page 44: E fusing and circuit breakers, Short circuit current rating, Branch circuit short circuit protection, Fusing

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Rockwell Automation Publication 20D-IN024C-EN-P - July 2013

PowerFlex 700S Adjustable Frequency AC Drive - Phase II Control

Regenerative Unit to Drive Connections

Regenerative Brake Mode

Regenerative Bus Supply Mode

Electronic Motor Overload Protection

Provides class 10 motor overload protection according to NEC article 430 and
motor over-temperature protection according to NEC article 430.126 (A)(2).
UL 508C File E59272.

Short Circuit Current Rating

Maximum short circuit current rating: 200,000 Amps symmetrical.

Branch Circuit Short Circuit Protection

Integral solid state short circuit protection does not provide branch circuit
protection. Branch circuit protection must be provided in accordance with the
National Electrical Code and any additional local codes, or the equivalent.

Fusing and Circuit Breakers

The tables on the following pages provide recommended AC line input and
circuit breaker information. See Fusing and Circuit Breakers below for UL and
IEC requirements. Sizes listed are the recommended sizes based on 40 °C (104
°F) and the U.S. NEC. Other country, state, or local codes can require different
ratings. Tables with DC link recommendations for DC input drives are also
provided.

Fusing

The recommend types are listed below. If available current ratings do not match
those listed in the tables provided, chose the next higher rating.

IEC – BS88 (British Standard) Parts 1 & 2, EN60269-1, Parts 1 & 2

(1)

,

type gG or equivalent should be used.

UL – UL Class CC, T, RK1, J, or L should be used.

Frame(s)

Terminals
1336 REGEN

PowerFlex 700S

1…4

DC+ & DC-

BR1 & DC-

5 & 6

DC+ & DC-

DC+ & DC-

Frame(s)

Terminals
1336 REGEN

PowerFlex 700S

1…4

DC+ & DC-

DC+ & DC-

5 & 6

DC+ & DC-

DC+ & DC- of Common
Bus Drives

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