GHB3070 EATON CUTLER HAMMER, GHB3070 Datasheet - Page 77
![CIRCUIT BREAKER, THERMAL MAG, 3P, 70A](/photos/21/81/218196/4580752_sml.jpg)
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
Product Description
■
■
■
■
CA08101001E
All two- and three-pole circuit break-
ers are of the common trip type. On
all 3-phase Delta (240 V) Grounded B
phase applications, refer to Eaton.
Single-pole circuit breakers,
15 and 20 amperes. Switching duty
rated (SWD) for fluorescent lighting
applications.
All G-Frame circuit breakers are
suitable for reverse feed use.
HACR rated.
Technical Data and Specifications
Interrupting Capacity Ratings
Table 12-130. UL 489 Interrupting Capacity Ratings
Table 12-130. UL 489 Interrupting Capacity Ratings (Continued)
Terminal Types
For line and load-side. Terminals are UL listed as suitable for wire type and size
given below.
Table 12-131. Terminal Types
Standard
Optional — GD Only
Circuit
Breaker
Type
GD
Circuit
Breaker
Type
GHQ
GHB
HGHB
GHC
HGHC
Circuit
Breaker
Amperes
15 – 20
25 – 100
15 – 100
Time constant is 8 milliseconds minimum.
Two poles of 3-pole circuit breaker.
15 through 70 A breakers only.
Not UL listed sizes.
For more information visit: www.eaton.com
Series C Molded Case Circuit Breakers
15 – 100 Amperes
G-Frame
Terminal Type Material
Clamp (Plated Steel)
Pressure (Aluminum Body)
Pressure (Steel Body)
Number
of Poles
2
3
Number
of Poles
—
1
2, 3
1
1
2, 3
1
Interrupting Capacity (kA Symmetrical Amperes)
Volts ac (50/60 Hz)
120
65
65
—
65
65
—
65
Interrupting Capacity (kA Symmetrical Amperes)
Volts ac (50/60 Hz)
120
—
—
240
65
65
240
—
—
65
—
—
65
—
Head Type
Slotted
Slotted
Screw
Slotted
277
—
—
277
14
14
—
25
14
—
25
Wire
Type
Cu/Al
Cu/Al
Cu
AWG Wire
Range
14 – 10
10 – 1/0
14 – 3
480Y/277
—
—
14
—
—
14
—
480
14
22
Metric Wire
Range (mm
2.5 – 4
—
4 – 50
Volts dc
125
—
14
14
14
14
14
14
250
10
10
2
)
12-77
12
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