Westinghouse DB-75 Manual

V
If
i
TABLE
OF
CONTENTS
RECEIVING
,
HANDLING
AND
STORING
Page
7
Pazt
One
7
Inspection
Storing
.
.
.
7
INSTALLATION
Pages
8
-
11
Part
Two
Connections
Enclosures
.
.
8
8
MAINTENANCE
Pages
12
-
24
Part
Three
Pole
Unit
Contacts
Maintenance
of
Contacts
Operating
Mechanism
Closing
Solenoid
Overcurrent
Tripping
Device
Description
Construction
Installation
and
Removal
Adjustment
of
Trip
Screw
Operation
Standard
Overcurrent
Tripping
Device
Selective
Overcurrent
Tripping
Device
Instantaneous
Overcurrent
Tripping
Device
(
Single
Element
)
Time
-
Current
Characteristics
Calibration
Maintenance
Control
Relay
Inspection
Maintenance
Shunt
Trip
Attachment
Inspection
Maintenance
Undervoltage
Trip
Attachment
Undervoltage
Time
Delay
Attachment
Inspection
Maintenance
Auxiliary
Switch
Inspection
Maintenance
14
14
14
14
17
18
18
18
18
19
20
20
21
22
22
23
23
24
24
24
24
24
24
24
26
26
26
26
26
26
2
Courtesy of NationalSwitchgear.com

Westinghouse DB-75 Specifications

General

Brand	Westinghouse
Model	DB-75
Category	Circuit breakers
Language	English