Symbol reference chart, Symbol reference chart -6 – Rockwell Automation 1395 Digital DC Drive User Manual

Page 36

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Publication 2361-5.01 July 1998

2-6

Your 1250A DC Drive

Symbol Reference Chart

Table 2.A: 1250A DC Drive Symbol-to-Component Reference

Symbol

Description

Option

460V AC

575V AC

660V AC

(A1.RES)

A1 PCB feedback scaling resistor

3.65 ohm, 2 W, 1%

2 - 3MOV

Field suppressors

A1

Feedback PCB

A11F-A16F

Armature pulse transformer PCB

A11R-A16R

Armature pulse transformer PCB

A3

Gate interface PCB

A5

Field pulse transformer PCB

A6

Unit power supply PCB

A7

Power stage interface PCB

A8

Main control PCB

A9

Feedback PCB power supply

ACT1, 3

Line current transducer

2000:1

C1 Armature

snubber

capacitors

2µF, 2000V

CB11

Circuit breaker

ä

1200A, N-frame

CH1

Field choke

CH11 - 16

Cell chokes

Air-core, 3.5uH, 1017A

D1

M1 bridge diode

DHT/DMT

Configuration terminal

ä

EA2

Tachometer adapter scaling PCB

ä

EA3

DHT/EHT configuration terminal

ä

EA4

Line RC suppressor

ä

EA5

Air flow sensor PCB

ä

F1 - 3

Control branch / feedback PCB fuses

1A KTK

1A KTK

10A A70P

F14 - 15

PT2 control transformer primary fuses

ä

8A KLDR

F16

PT2 control transformer secondary fuses

5A KLDR

F17 - 19

Motor blower fuses

30A 3P (size 1) or 60A 3P (size 2)

F20 - 21

Field fusing for 460V AC configuration

45A, FRS

Field transformer primary fusing for 575V AC
configuration with 10kVA transformer

25A, FRS

Field transformer primary fusing for 575V AC
configuration with 15kVA transformer

ä

30A, FRS

Field transformer primary fusing for 575V AC
configuration with 20kVA transformer

ä

45A, FRS

Field transformer primary fusing for 575V AC

configuration with 50kVA transformer

ä

100A, FRS

Field transformer primary fusing for 660V AC
configuration with 10kVA transformer

25A, 150X

Field transformer primary fusing for 660V AC
configuration with 15kVA transformer

ä

40A, 150X

Field transformer primary fusing for 660V AC
configuration with 20kVA transformer

ä

40A, 150X

Field transformer primary fusing for 660V AC

configuration with 50kVA transformer

ä

100A, 150X

F31 - 33

Line RC snubber fuses

ä

25A KTK

25A KTK

25A A70P

F4

Terminal block control power fuse

7A KLDR

F7 - 12, F7A - 12A

Armature bridge fuses

630A, 1250V, 170M

F51 - 53

AC line fuses

ä

1200A, KRPC

FAN1-C1

Armature fan capacitor

25µF

FAN1 Armature

bridge

fan

2800CFM

FAN4

Field heatsink fan

145 CFM

FCT

Field current transducer

1000:1

J10

DHT/EHT configuration terminal D-shell

д

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