3120-F321-P7T1-W14FR3-2.5A E-T-A, 3120-F321-P7T1-W14FR3-2.5A Datasheet - Page 3

• Manufacturer Part Number: 3120-F321-P7T1-W14FR3-2.5A
• Description: CIRCUIT BRKR ROCKER 2P 2.5A RED
• Manufacturer: E-T-A
• Series: 3120-Fr

Specifications of 3120-F321-P7T1-W14FR3-2.5A

• Breaker Type: Thermal
• Voltage: 50VDC, 250VAC
• Current - Trip (it): 2.5A
• Number Of Poles: 2
• Actuator Type: Rocker
• Mounting Type: Panel Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 3120-F321-P7T1-W14FR3-2.5AMP

This is a metric design and millimeter dimensions take precedence ( mm )
Issue B
2-pole,
thermally protected on both poles
1-pole,
thermally protected
Internal connection diagrams
Dimensions
Installation drawing
Style F3.1
collar height 1 mm/.039 in.
.276
7
(300309)
blade terminals DIN 46244-C-Ms-S
(QC 2x.110)
12(k)
flat head screw ISO1580 M3.5x5-MS
tightening torque max. 0.8 Nm
12(k)
12(i)
12(i)
11
11
load
line
load
line
operating area
When installing the circuit breaker apply pressure on bezel only
.276
.984
.421
.827
.630
10.7
16
25
21
7
21
22(i)
22(k)
22(i)
Thermal Overcurrent Circuit Breaker 3120-F...
mounting area
OFF position
.315
8
.138
3.5
2-pole,
thermally protected on one pole only
2-pole,
unprotected
12(i)
Actuating force max. 35 N
optional illumination in ON position
12(i)
.610
15.5
12(k)
12(k)
12(k)
12(i)
12(i)
2.13
1.61
11
11
54
41
line
load
line
load
inch
.276 .394
11
7
22(i)
21
22(i)
21
11
10
.118
3
www.e-t-a.com
Mounting style variants
Style F 3.3 collar height 9 mm (.354 in.)
Style F 3.4
collar height 2 mm (.079 in.), with water splash protection
Style F 5.1
Style F 5.U
with water splash protection (IP54) and actuator guard
Dimension diagram for style F6 is available on request.
19,5
.768
blade terminals DIN 46244-C-Ms-S
flat head screw M3.5x5-MS ISO1580
tightening torque max. 0.8 Nm
flat head screw M3.5x5-MS ISO1580
tightening torque max. 0.8 Nm
.945
flat head screw M3.5x5-MS ISO1580
tightening torque max. 0.8 Nm
blade terminals DIN 46244-C-Ms-S
(QC 2x .110)
24
blade terminals DIN 46244-C-Ms-S
(QC 2x .110)
blade terminals DIN 46244-C-Ms-S
(QC 2x .110)
flat head screw M3.5x5-MS ISO1580
tightening torque max. 0.8 Nm
.846
.984
1.06
.768
21,5
.768
19.5
19.5
.827
.827
.984
.630
.827
25
1.06
.827
27
27
21
21
16
21
25
21
-.004
-0,1
.421
10.7
.421
10.7
10.7
.421
10,7
.421
.209
5,3
.138
.138
.138
.138
3.5
3,5
3.5
3.5
12(i) 12(k)
12(i) 12(k)
12(i) 12(k)
12(i) 12(k)
.610
15.5
.610
15,5
.610
15.5
.610
15.5
.949
24,1
1.97
1.38
1.61
2.13
2.21
1.61
1.38
1.61
1.38
1.61
44,2
1.74
1.89
54
35
56
41
50
41
41
35
41
48
35
.118
.118
.118
.118
Optional illumination
-0,2
-.008
3
3
3
3
11
11
11
11
1 - 61
1