2EU12 Altech, 2EU12 Datasheet - Page 2
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2EU12
Manufacturer Part Number
2EU12
Description
Circuit Breakers 12A CRT BRKR ECHAR 277VAC UL508
Manufacturer
Altech
Series
2Er
Datasheet
1.2ENU3.5.pdf
(2 pages)
Specifications of 2EU12
Product Type
Circuit Breakers
Current Rating
12 Amps
Voltage Rating
277 VoltsAC
Trip Time
0.1 s
Mounting Style
DIN Rail
Termination Style
Screw
Dielectric Strength
125 V
Features
Relatively short thermal trip delays and very high magnetic trip points
Length
91.5 mm
Product
Thermal Magnetic Circuit Breakers
Width
35 mm
Number Of Poles
2 Poles
Actuator Type
Handle
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
480Y/277VAC
0.3-60A (RC): 10kA with UL-listed
RK5 back-up fuse or MCCB
0.3-10A (RC): 10kA; 12-60A (RC): 5kA
no branch circuit protection required
0.3-63A (RC): 10kA
10000 ON/OFF operations
40°C (104°F)
5/1.4kg (3.1 lb.)
Top: 18-3 AWG; Bottom: 18-2 AWG
20 lb.in.
Rated
Current
0.3A
0.5A
0.75A
0.8A
1.0A
1.6A
2.0A
2.5A
3.0A
3.5A
4.0A
5.0A
6.0A
8.0A
10A
12A
12.5A
13A
15A
16A
20A
25A
30A
32A
40A
50A
60A
63A
Altech Corp.
TWO POLE
2EU03
2EU05
2EU075
NA
2EU1
2EU1.6
2EU2
2EU2.5
2EU3
2EU3.5
2EU4
2EU5
2EU6
2EU8
2EU10
2EU12
2EU125
2EU13
2EU15
2EU16
2EU20
2EU25
2EU30
2EU32
2EU40
2EU50
2EU60
2EU63
Type/
Cat. No.
®
• 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com
91.5 mm
(3.60 in.)
2E
35 mm (1.38 in.)
Approvals
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
480Y/277VAC
0.3-60A (RC): 10kA with UL-listed
RK5 back-up fuse or MCCB
0.3-10A (RC): 10kA; 12-60A (RC): 5kA
no branch circuit protection required
0.3-63A (RC): 10kA
10000 ON/OFF operations
40°C (104°F)
4/1.68kg (3.7 lb.)
Top: 18-3 AWG; Bottom: 18-2 AWG
20 lb.in.
3EU03
3EU05
3EU075
NA
3EU1
3EU1.6
3EU2
3EU2.5
3EU3
3EU3.5
3EU4
3EU5
3EU6
3EU8
3EU10
3EU12
3EU125
3EU13
3EU15
3EU16
3EU20
3EU25
3EU30
3EU32
3EU40
3EU50
3EU60
3EU63
Cat. No.
Type/
THREE POLE
3E
91.5 mm
(3.60 in.)
Approvals
52.5 mm (2.07 in.)
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
“E” Magnetic Trip Parameters
Rated Current, 0.3A to 50A (
60/63A (- - - - -).
Magnetic Trip:
1. Hold for a minimum of 100ms at
2. Trip in under 100ms at 18 times
NB: Trip curves shown comply with North
American standards. For trip curves
according to European standards please
consult Altech.
V-EA-E Trip
0.3A Through 10A Rated Current
V-EA-E Trip
12A Through 60A Rated Current
Basic Dimensions (side view)
surge of 14 times (60A, 10 times)
rated current.
4x10
4x10
4x10
4x10
(60A, 14 times) rated current.
10
10
10
10
10
10
1.05-1.35xI
0.4
1.05-1.35xI
0.4
60
40
10
10
60
40
10
10
4
1
4
1
-1
-2
-2
-3
-3
-1
-2
-2
-3
-3
4
1
4
1
1
1
Multiple of Rated Current
E0.3A-E10A
Multiple of Rated Current
N
N
2
2
3 4 5 6 8 10
3
70mm (2.76 in.)
4 5 6
Thermal Overload
“Must Trip” < 1 hr = 135% RC
“Must Not Trip” > 1 hr = 105% RC
Thermal Overload
“Must Trip” < 1 hr = 135% RC
“Must Not Trip” > 1 hr = 105% RC
8
10 14 18
1418
20
20
40
40
(1.38 in.)
35 mm
100
100
),
15