Type: 3120-F

Switch/thermal trip free circuit breaker (S-type TO CBE to EN 60934) with standard isolator style two button operation. Single button press-to-reset version also available. Both types can be supplied in single pole configuration only, in double pole with single pole protection, and in double pole with protection on both poles. Designed for snap-in panel mounting. There is a choice of push button colour combinations and illumination is optional.
Any one of the following additional function modules can be supplied factory fitted to the rear of the switch/circuit breaker:
- Undervoltage 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.
Approved to CBE standard EN 60934 (IEC 60934).

Data sheet

Technical Data

Voltage rating: 
  • AC 240 V (AC 415 V to special order)
  • DC 50 V
Current ratings: 
from 0.1 A to 20 A  
(up to 30 A to special order, single pole only)
Typical life:
0.1...16 A 50,000 operations at 1 x IN, inductive, double pole
0.1...20 A 30,000 operations at 1 x IN, inductive, single pole
Interrupting capacity Icn:
0.1...2 A: 10 x IN
2.5...20 A: 150 A single pole
2.5...20 A: 250 A double pole
Number of poles: 
  • single pole 
  • double pole 
Mounting method: 
  • flange 
Terminal design: 
  • blade terminals 
  • screw terminals 
Actuation: 
  • push button 
Auxiliary contacts: 
  • with auxiliary contacts 
  • without auxiliary contacts 
Water splash protection: 
  • with water splash protection 
  • without water splash protection 
Illumination: 
  • with illumination 
  • without illumination 

Accessories

Order numberDescription
X3120-Saux. contact module
X3120-Mmagnetic module
X3120-Uundervoltage release module
X 221 619 01water splash cover, transparent
X 222 143 01translucent water splash cover
Y 303 068 01insulated cover
Y 303 675 01spacer for -F3...
panel thickness < 2 mm
Y 303 675 02spacer for -F3...
panel thickness < 4 mm
Y 303 676 01spacer for -F5...
Y 303 862 01terminal adapter
Y 303 885 31blanking piece
Y 304 275 01water splash cover black
Y 307 097 01spacer

Applications

  • Watercraft & Vehicles 
  • Rail Vehicles 
  • Medical Equipment 
  • Telecom & Datacom 
  • Household, Hobby & Garden Equipment 
  • Lighting Equipment 

Downloads

Data sheet
 Product Flyer LED248 K

Contact

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