Class I Division 2 Hydraulic-Magnetic MCB 4231-T
Description
Single pole, DIN rail mount, hydraulic-magnetic miniature circuit breaker
(MCB) in accordance with UL1077, CSA22.2, and UL Class I Division 2,
Groups A, B, C, D.
Typical Applications
Hazardous locations where flammable liquids, gases, vapors, or
combustible dust exists in sufficient quantities to produce an explosion
or fire. Typical applications include; Oil & Gas drilling and production,
Agricultural processing and storage, and Saw Mill / Pulp & Paper
production.
Ordering Information
Type No.
4231
Hydraulic-magnetic high performance circuit breaker
Mounting
T1
Rail mounting
Number of poles
1
Single pole protected
Accessories
0
Without
Terminals
K0
Screw terminals
Characteristic curve
F1
DC short time delay*
F2
AC short time delay
Approvals
H
UL1077, CSA22.2, UL Class I Division 2
Current ratings
1, 2, 3, 5, 7, 8, 10, 12, 15, (20A)**
4231 - T1 1 0 - K0 F2 H - 10A
ordering example
* Visit www.e-t-a.com/us_esx10-t/ to see ESX10 Electronic Breakers for
24VDC Class I Division II applications
** for 50VDC only
4231-T...
Technical Data
Voltage rating
Current rating range
Interrupting capacity
Temperature
Ambient typical life
Insulation Resistance
Dielectric Strength
Degree of Protection
Vibration
Directions 1, 2, 3, 4:
Directors 5, 6:
120VAC, 50VDC
1... 15A (AC)
1... 20A (DC)
1000 A (AC and DC)
-40º - 65ºC
1... 20A 6000 operations @ 1 x I
N
>100 mega ohms (100VDC)
1250 V RMS, 60 Hz
IP20
5 g at 1.0 x I
N
10 g at 1.0 x I
N
(57-2000 Hz) +/- 0.76 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis
40 g/11 ms/half sine at 1.0 x I
N
30 g/11 ms/half sine at 1.0 x I
N
to IEC 60068-2-27, test Ea
240 hrs in 95% RH, temperature 40
Deg C test to IEC60068-2-78, test
Cab
96 hrs in 5% salt mist test to
IEC60068-2-11, test Ka
(between terminals)
Available product configurations
Part number
Current rating
1A
2A
3A
5A
4231-T110-K0F1H-
4231-T110-K0F2H-
7A
8A
10A
12A
15A
20A
UL1077, CID2, 1P, 50VDC
UL1077, CID2, 1P, 120VAC,
50VDC
Description
Shock
Directions 2, 3, 4, 5, 6:
Direction 1:
Humidity
Corrosion
Schematic Diagram
Approvals
Authority
UL
line
Rated voltage
Current
ratings
1, 2, 3, 5,
7, 8, 10, 12,
15, 20A*
Standard
Class I Div 2 GP A, B, C, D
ISA 12.12.01-2015
CSA C22.2 No. 213
UL 1077
CSA C22.2 No. 235-04
120VAC 50/60 Hz
50VDC
UL
I>
load
* for 50VDC only
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