Bulletin 1492-MC
Circuit Breaker
Product Selection/Specifications
Bul. 1492-MC Ground Sensing Product Selection
Cat. No.
120V AC
1-pole
Cat. No.
120/240V AC
2-pole
0
1
Continuous Ampere Rating @ 40 °C (104 °F) [A]
GFCI (5 mA Sensitivity)
15
1492-MCGA115 1492-MCGA215
1492-MCGA120 1492-MCGA220
1492-MCGA125 1492-MCGA225
1492-MCGA130 1492-MCGA230
1492-MCGA140 1492-MCGA240
20
25
30
40
50
—
1492-MCGA250
2
GFEP (30 mA Sensitivity)
15
20
25
30
40
50
1492-MCEA115 1492-MCEA215
1492-MCEA120 1492-MCEA220
1492-MCEA125 1492-MCEA225
1492-MCEA130 1492-MCEA230
1492-MCEA140 1492-MCEA240
3
—
1492-MCEA250
For panel mounting use two 1492-AMCP1 per device
For DIN Rail mounting use one 1492-AMCDIN1 per pole
4
Specifications
Standards Compliance
Certifications
UL 489, CSA C22.2 No. 5
UL Listed, CSA Certified
120/240V AC, 240V AC
Rated Voltage
5
Continuous Current rating @ 40°C (104°F)
Rated short circuit capability
10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 70, 80 90, 100 Amp
10 kA 120/240V AC and 240V AC 14 kA 480Y/277V AC
Open Device 1/2 in. wide circuit breakers are finger safe from front per IEC. Terminal
Covers available for 1 in. wide circuit breaker at 120/240 and 240V AC.
Degree of protection
6
Mounting
Operating Temperature
Shipment and short term storage limits
Wire Size
DIN Rail (check product for specific)
0…60 °C (32...140 °F) (non-condensing)
-40 °C…+80 °C (-40...176 °F)
Terminal Torque
See Terminals Table Below
7
Recommended Wire Strip Length
Terminals
Continuous Current
Cat. No.
Rating
Wire Type
Wire Range [AWG]
Terminal Torque
Line Strip Length
Line and Load Terminals
8
20 lb•in
(2.3 N•m)
14…10
25 lb•in
(2.8 N•m)
8
1492-MCAAxxx
10…60 A
27 lb•in
(3.0 N•m)
6…4
9
20 lb•in
(2.3 N•m)
14…10
8…4
1/8 in. Allen Head
7/16 in.
35…60 A
32 lb•in
(3.6 N•m)
1492-MCBAxxx
10
11
12
13
50 lb•in
(5.6 N•m)
70…100 A
4…1/0
14…10
Copper (Cu)
20 lb•in
(2.3 N•m)
9/16 in.
—
Line
1492-MCEAxxx
25 lb•in
(2.8 N•m)
8
15…50 A
Load
27 lb•in
(3.0 N•m)
1492-MCGAxxx
6…4
—
www.ab.com/catalogs
Preferred availability cat. nos. are bold.
7-12
Publication A117-CA001A-EN-P
ROCKWELL [ ROCKWELL INTERNATIONAL CORPORATION. ]
