Table of Contents
Advertisement
Chapter 6
System components
BQD circuit breaker description
Figure 6.1 and 6.2 show the layout
of the BDQ circuit breaker.
Figure 6.1
BQD 15A Breaker Side View
BQD Line Connection
Figure 6.2
BQD 15A Breaker Top View
Catalog Numbers
Continuous
1-Pole
Current Rating
120 - 277V AC
@40ºC
Catalog Number
15A
BQD115
20A
BQD120
25A
BQD125
30A
BQD130
Table 6.1
BQD Catalog Numbers
Breaker Handle
2-Pole
240 - 480Y/270V AC
Catalog Number
BQD215
BQD220
BQD225
BQD230
Load Side Mounting
Load Lug Terminal
Interrupting Ratings
RMS Symmetrical Amperes (KA)
Number
Volts AC
of Poles
120
240
1
65
—
2
—
65
Table 6.2
BQD Interruption Ratings
277
480
14
—
—
14
13
Advertisement
Table of Contents
