3120-F321-P7T1-W14FR3-2.5A E-T-A, 3120-F321-P7T1-W14FR3-2.5A Datasheet - Page 5

• 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

E-T-A’s proven type 3120 in a new attractive styling (S-type TO CBE to EN
60934 with trip free mechanism) offering the choice of single pole, double
pole with single pole protection, and double pole with protection on both
poles. Designed for snap-in panel mounting with illumination as an option.
Under overload conditions the rocker returns to the OFF position.
Any one of the following additional function modules can be supplied factory
fitted to the rear of the switch/circuit breaker.
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●
●
●
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Approved to CBE standard EN 60934 (IEC 60934).
Meets the requirements regarding fire resistance of EN 60335-1 : 2007-02
Safety of household and similar electrical appliances.
Available accessories: water splash protection and actuator guard to
prevent inadvertent operation.
Motors, transformers, solenoids, extra low voltage wiring systems, office
machines, electro-medical equipment, power supplies, communications
systems, boating.
Current
rating (A) per pole (Ω)
0.1
0.2
0.3
0.4
0.5
0.6
0.8
1
1.2
1.5
2
2.5
3
3.5
operating voltage
Authority
VDE (EN 60934)
UL, CSA
CCC
Issue B
6 V
12 V
24 V
48 V
115 V
230 V
Description
Typical applications
Standard current ratings and typical internal resistance values
Illumination voltage/power consumption
Approvals
Under voltage release coil (for double pole versions only).
Magnetic trip coil for short circuit protection.
Magnetic trip coil for remote relay trip.
Auxiliary contacts for status signalling.
Mechanical slide interlock.
(300309)
Internal resistance
94
24
12
5.30
4.20
2.90
1.50
0.9
0.80
0.45
0.27
0.0785
0.0595
0.0565
Thermal Overcurrent Circuit Breaker 3120-F7..
Voltage ratings
AC 240 V; DC 28 V
DC 50 V
DC 50 V
AC 250 V; DC 50 V
AC 250 V; DC 50 V
Current
rating (A) per pole (Ω)
4
4.5
5
6
7
8
10
12
14
15
16
18
20
power consumption
LED
4.9 mA
4.9 mA
4.9 mA
4.9 mA
2.2 mA
2.2 mA
Internal resistance
0.0435
0.0435
0.0325
0.0215
0.0165
0.0165
< 0.02
< 0.02
< 0.02
< 0.02
< 0.02
< 0.02
< 0.02
Current ratings
0.1...20 A
0.1...20 A 2-pole
0.1...10 A 1-pole
0.1...20 A
0.1...20 A
www.e-t-a.com
Current ratings
Dielectric strength
(IEC 60664 and 60664A)
Interrupting capacity
(UL 1077)
Degree of protection
(IEC 60529/DIN 40050)
Vibration
Shock
Corrosion
Humidity
Mass
For further details please see chapter: Technical Information
Voltage rating
Typical life
Ambient temperature
Insulation co-ordination
(IEC 60664 and 60664 A
Insulation resistance
Interrupting capacity I
Technical data
AC 240 V:
DC 50 V:
DC 28 V:
AC 415 V:
AC 240 V:
DC 50 V:
operating area
between poles (2-pole)
0.1...20 A 30,000 operations at 1 x I
0.1...4 A
4.5...16 A 30,000 operations at 1 x I
4.5...20 A 30,000 operations at 1 x I
0.1...16 A 10,000 operations at 1 x I
0.1...16 A 50,000 operations at 1 x I
17...20 A
0.1...16 A 50,000 operations at 1 x I
17...20 A
cn
AC 240 V; DC 50 V
(AC 415 V to special order)
(UL: AC 250 V; DC 50 V)
0.1...20 A
(up to 30 A to special order, single pole only)
1-pole
30,000 operations at 1 x I
2-pole
30,000 operations at 1 x I
10,000 operations at 1 x I
-30...+60 °C (-22...+140 °F)
rated impulse
withstand voltage
2.5 kV
reinforced insulation in operating area
test voltage
AC 3,000 V
AC 1,500 V
> 100 MΩ (DC 500 V)
0.1...2 A 10 x I
2.5...20 A 250 A 2-pole, or 150 A 1-pole
I
0.1...2 A
2.5...3 A
3.5...8 A
9...6 A
18...20 A
0.1...20 A
operating area IP40
(IP54 with water splash protection)
terminal area IP00
8 g (57-500 Hz), ± 0.61 mm (10-57 Hz)
to IEC 60068-2-6, test Fc
10 frequency cycles/axis
30 g (11 ms)
to IEC 60068-2-27, test Ea
96 hours at 5 % salt mist,
to IEC 60068-2-11, test Ka
240 hours at 95 % RH,
to IEC 60068-2-78, test Cab
approx. 33 g (double pole)
approx. 27 g (single pole)
3120-F7..
N
U
AC 250 V
AC 250 V
AC 250 V
AC 250 V
AC 250 V
DC 50 V
N
N
pollution
degree
2
N
N
N
N
N
N
N
N
N
, inductive
, inductive
, resistive
, inductive
, inductive
, inductive
, inductive
, inductive
, inductive
2-pole
200 A
1,000 A
2,000 A
3,500 A
5,000 A
1,000 A
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