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281664
281664 +NZM2-XKR4O

Connection, on rear, 3.5mm, 3p, topOptional accessories for the circuit-breaker series NZM offers a comprehensive portfolio of application options for use world wide. The mounting is always flexible and easy thanks to the modular function groups. Notes: part no. suffix and part no. contain parts for a circuit-breaker side at top or bottom for 3 or 4 pole circuit-breakers. O = for fitting at the top. U = for fitting at the bottom. Can be used for: NZM2, PN2, N(S)2

Connection, on rear, 3.5mm, 3p, top
Optional accessories for the circuit-breaker series NZM offers a comprehensive portfolio of application options for use world wide. The mounting is always flexible and easy thanks to the modular function groups. Notes: part no. suffix and part no. contain parts for a circuit-breaker side at top or bottom for 3 or 4 pole circuit-breakers. O = for fitting at the top. U = for fitting at the bottom. Can be used for: NZM2, PN2, N(S)2

Ordering information When ordering with basic device
Product range 60 mm system
Basic function Connection block for component adapters
Accessories Connection block
Number of poles 3 pole
Number of conductors 3 pole
Rated operational current [Ie] For NZM2 component adapter, connection at top
Cu factor 250 A
For use with 0,00 kg
For use with NZM2,
PN2,
N(S)2
Mounting position for NZM2, NZM3 component adapter from Wöhner
Notes Fitted above
10.2 Strength of materials and parts
>10.2.2 Corrosion resistance

Required for component adapters and switches with connection on rear; see device adapters 104555 and 104556 for an example.

O = Mounted on top

U = Fitted at the bottom

10.2 Strength of materials and parts
>10.2.3.1 Verification of thermal stability of enclosures
10.2 Strength of materials and parts
>10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard´s requirements.
10.2 Strength of materials and parts
>10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects
Meets the product standard´s requirements.
10.2 Strength of materials and parts
>10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard´s requirements.
10.2 Strength of materials and parts
>10.2.5 Lifting
Meets the product standard´s requirements.
10.2 Strength of materials and parts
>10.2.6 Mechanical impact
Meets the product standard´s requirements.
10.2 Strength of materials and parts
>10.2.7 Inscriptions
Does not apply, since the entire switchgear needs to be evaluated.
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 Meets the product standard´s requirements.
10.7 Internal electrical circuits and connections Does not apply, since the entire switchgear needs to be evaluated.
10.8 Connections for external conductors Does not apply, since the entire switchgear needs to be evaluated.
10.9 Insulation properties
>10.9.2 Power-frequency electric strength
Is the panel builder´s responsibility.
10.9 Insulation properties
>10.9.3 Impulse withstand voltage
Is the panel builder´s responsibility.
10.9 Insulation properties
>10.9.4 Testing of enclosures made of insulating material
Is the panel builder´s responsibility.
10.10 Temperature rise Is the panel builder´s responsibility.
10.11 Short-circuit rating Is the panel builder´s responsibility.
10.12 Electromagnetic compatibility The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.13 Mechanical function Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Suitable for number of poles Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Model The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
Product Standards
UL File No.
UL Category Control No. 3
CSA File No. Other
CSA Class No. UL489; CSA-C22.2 No. 5-09; IEC60947-2, CE marking
North America Certification E31593
Specially designed for North America DIVQ
Suitable for 022086
Current Limiting Circuit-Breaker 1432-01
Max. Voltage Rating UL listed, CSA certified
Degree of Protection Yes

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