GHB3070 EATON CUTLER HAMMER, GHB3070 Datasheet - Page 99
GHB3070
Manufacturer Part Number
GHB3070
Description
CIRCUIT BREAKER, THERMAL MAG, 3P, 70A
Manufacturer
EATON CUTLER HAMMER
Series
GHBr
Datasheet
1.EHMVD06B.pdf
(276 pages)
Specifications of GHB3070
Actuator Style
Toggle
No. Of Poles
3
Current Rating
70A
Voltage Rating Vdc
250V
Voltage Rating Vac
480V
Mounting Type
Panel
Terminals
Screw
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November 2008
K-Frame
Product Description
■
■
■
CA08101001E
All Cutler-Hammer K-Frame Circuit
Breakers by Eaton Corporation are
HACR rated.
K-Frame circuit breakers are available
as individual components (Frame,
Trip Unit, Terminals), or factory
assembled complete breakers.
K-Frame circuit breakers with
non-interchangeable trip units are
suitable for reverse feed use.
Typical K-Frame Circuit Breaker
Technical Data and Specifications
Table 12-177. NEMA/UL 489/CSA Interrupting Capacity Ratings
Table 12-178. IEC 157-1 (P1) Interrupting Capacity Ratings
Circuit
Breaker
Type
DK
KDB
KD
HKD, HKDB
KDC
CKD
CHKD
Circuit
Breaker
Type
DK
KDB
KD
HKD, HKDB
KDC
2-pole circuit breaker or two outside poles of 3-pole circuit breaker.
Time constant is 3 milliseconds minimum at 10 kA and 8 milliseconds minimum at 22 kA.
Current limiting.
2-pole circuit breaker or two outside poles of 3-pole circuit breaker.
Time constant is 3 milliseconds minimum at 10 kA and 8 milliseconds minimum at 22 kA.
For more information visit: www.eaton.com
Series C Molded Case Circuit Breakers
70 – 400 Amperes
K-Frame
Number
of Poles
2, 3
2, 3, 4
2, 3, 4
2, 3, 4
2, 3, 4
3
3
Number
of Poles
2, 3
2, 3, 4
2, 3, 4
2, 3, 4
2, 3, 4
Interrupting Capacity (kA Symmetrical Amperes)
Volts ac (50/60 Hz)
240
100
200
100
Interrupting Capacity (kA Symmetrical Amperes)
Volts ac (50/60 Hz)
240
100
200
65
65
65
65
65
65
65
380
—
100
40
40
65
277
—
—
—
—
—
—
—
415
—
100
40
40
65
440
—
—
—
—
—
480
—
100
35
35
65
35
65
500
—
—
—
—
—
600
—
25
25
35
65
25
35
600
—
—
—
—
—
Volts dc
250
10
10
10
22
22
Volts dc
250
10
10
10
22
22
—
—
12-99
12
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