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EATON - MOELLER FAZ-D3/2 FAZ-D3/2 278773 Y7-278773 EATON ELECTRIC Miniature circuit breaker (MCB), 3A, 2p, type D characteristic View larger
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FAZ-D3/2 278773 Y7-278773 EATON ELECTRIC Miniature circuit breaker (MCB), 3A, 2p, type D characteristic

FAZ-D3/2

278773

Y7-278773

EATON - MOELLER

1 Pcs.

Miniature circuit breaker (MCB), 3A, 2p, type D characteristic FAZ-D3/2 Eaton Moeller series xEffect - FAZ MCB. FAZ, 2-pole, tripping characteristic: D, rated current In: 3 A Miniature circuit breaker (MCB), FAZ, 2-pole, tripping characteristic: D, rated current In: 3 A, Switchgear for industrial and advanced commercial applications

Automation > Miniature circuit breaker (MCB)
Modular Switchgear – Industrial

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General specifications

Product Name
Eaton Moeller series xEffect - FAZ MCB
Catalog Number
278773
Model Code
FAZ-D3/2
EAN
4015082787738
Product Length/Depth
80 mm
Product Height
75.5 mm
Product Width
36 mm
Product Weight
0.225 kg
Compliances
UL CSA09 (with supplementary protector only)
RoHS conform
Certifications
UL (Category Control Number QVNU2, QVNU8)
CSA (Class No. 3215-30)
UL 1077
CSA (File No. 204453)
UL (File No. E177451)
IEC/EN 60947-2
North America (UL recognized, CSA certified)
IEC/EN 60898
CE marking
CSA-C22.2 No. 235
EN45545-2
IEC 61373

Delivery Programme

Application
Number of poles
Two-pole
Number of poles (total)
2
Number of poles (protected)
2
Tripping characteristic
D
Release characteristic
D
Amperage Rating
3 A
Type
  • FAZ
  • Miniature circuit breaker

Technical data - electrical

Voltage type
AC
Voltage rating
240 V AC / 415 V AC
Voltage rating (UL CSA 13)
480 Y/277 V AC; 96 V DC
Rated operational voltage (Ue) - max
400 V
Rated insulation voltage (Ui)
440 V
Rated impulse withstand voltage (Uimp)
4 kV
Frequency rating - min
50 Hz
Frequency rating - max
60 Hz
Rated switching capacity (IEC/EN 60947-2)
15 kA
Rated short-circuit breaking capacity (EN 60898) at 230 V
10 kA
Rated short-circuit breaking capacity (EN 60898) at 400 V
10 kA
Rated short-circuit breaking capacity (IEC 60947-2) at 230 V
15 kA
Rated short-circuit breaking capacity (IEC 60947-2) at 400 V
15 kA
Overvoltage category
III
Pollution degree
2

Technical data - mechanical

Width in number of modular spacings
2
Built-in depth
70.5 mm
Degree of protection
IP20
UL/CSA Type: -
IP20 (IEC)
Connectable conductor cross section (solid-core) - min
1 mm²
Connectable conductor cross section (solid-core) - max
25 mm²
Connectable conductor cross section (multi-wired) - min
1 mm²
Connectable conductor cross section (multi-wired) - max
25 mm²

Design verification as per IEC/EN 61439 - technical data

Rated operational current for specified heat dissipation (In)
3 A
Heat dissipation per pole, current-dependent
0 W
Equipment heat dissipation, current-dependent
2.4 W
Static heat dissipation, non-current-dependent
0 W
Heat dissipation capacity
0 W
Ambient operating temperature - min
-25 °C
Ambient operating temperature - max
75 °C

Design verification as per IEC/EN 61439

10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard's requirements.
10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects
Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.2.7 Inscriptions
Meets the product standard's requirements.
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances
Meets the product standard's requirements.
10.5 Protection against electric shock
Does not apply, since the entire switchgear needs to be evaluated.
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections
Is the panel builder's responsibility.
10.8 Connections for external conductors
Is the panel builder's responsibility.
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
10.10 Temperature rise
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.

Additional information

Current limiting class
3
Features
Additional equipment possible
Special features
Ambient temperature hint: a 1 °C increase results in a 0.5% linear reduction of current carrying capacity
Used with
FAZ
Miniature circuit breaker

ETIM for 278773 Circuit breakers and fuses (EC000042)
Feature Name Feature Value
Built-in depth (EF000218) 70.5 mm
Release characteristic (EF000889) D
Number of poles (total) (EF008618) 2
Number of protected poles (EF005548) 2
Rated current (EF000227) 3 A
Rated voltage (EF000228) 400 V
Rated insulation voltage Ui (EF001366) 440 V
Rated impulse withstand voltage Uimp (EF011980) 4 kV
Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V (EF009556) 10 kA
Voltage type (EF000187) AC
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V (EF009555) 10 kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V (EF009557) 15 kA
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V (EF009558) 15 kA
Frequency (EF000416) 50 Hz
Power loss (EF005387) 2.4 W
Current limiting class (EF002568) 3
Flush-mounted installation (EF007517) No
Concurrently switching neutral conductor (EF005997) No
Over voltage category (EF002569) 3
Pollution degree (EF002570) 2
Additional equipment possible (EF008148) Yes
Width in number of modular spacings (EF002950) 2
Degree of protection (IP) (EF005474) IP20
Ambient temperature during operating (EF007515) -25 °C
Connectable conductor cross section multi-wired (EF007343) 1 mm²
Connectable conductor cross section solid-core (EF007337) 1 mm²
Explosion-proof (EF004663) No

Product Datasheet

Electrica Online Product Datasheet Prepared from the current product description, catalog data and structured technical attributes.