Siemens 6RA70 Motor Armature circuit, Function Terminal Connection values/Remarks Possible

Models: 6RA70

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Motor Armature circuit

Function

Terminal

Connection values/Remarks

Possible

 

 

 

 

 

 

 

 

settings

Armature supply AC input

L1

 

P078

 

L2

 

 

 

L3

 

 

Ground PE conductor

 

 

 

 

 

 

See technical data, section 5 for

 

 

 

 

 

 

 

 

 

 

 

 

 

actual maximum current values.

 

Armature circuit motor

 

 

 

 

 

 

P100

A1

 

connection

A2

 

P101

 

 

 

 

 

 

 

 

 

Motor Field circuit

Function

Terminal

Connection values/Remarks

 

Possible

 

 

 

 

 

 

settings

 

AC Supply connection

CTB

83

Single Phase 460 VAC

 

P076

 

 

CTB

84

See section 5 for current rating

 

P078

 

Motor Field connection

CTB

80 +

Rated DC voltage 300V

 

P102

 

 

CTB

81 -

 

 

 

 

Electronics power supply, main contactor, fans (if used) 15 to 850 amp

 

 

 

 

 

 

 

 

 

 

Function

Terminal

Connection values/Remarks

 

Possible

 

 

 

 

 

 

settings

 

Incoming AC supply 230V

CTB

87

Single Phase, 230 VAC, (hot)

 

 

 

(supplied by internal

CTB

89

(ground side)

 

 

 

control transformer)

 

 

 

 

 

 

Current Requirement for Terminals 87, 89 if supplied from a separate source

 

 

 

15 amp to 100 amp base drive panels: 0.55 amps

 

 

 

140 and 210 amp base drive panels:

1.2 amps

 

 

 

255 to 510 amp base drive panels:

1.6 amps

 

 

 

850 amp base drive panel:

 

4.6 amps

 

 

 

7-22

Siemens Energy & Automation

 

SIMOREG DC Master Base Drive Panel Operating Instructions

Page 67
Image 67
Siemens 6RA70 specifications Motor Armature circuit, Function Terminal Connection values/Remarks Possible