SKU: Eaton-266764
Connection, on rear, bottom 3p
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(-4), PN2(-4), N2(-4)
Number of conductors | 3 pole |
Accessories | Connection on rear |
Rated current [In] | Cu 300, Al 250 A |
For use with | NZM2, PN2, N2 |
Mounting position | Fitted at the bottom |
Type of conductor >Cu/Al cable |
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Terminal capacities >flexible |
Copper cable lugs Aluminium cable lug |
Cu strip (number of segments x width x segment thickness) | 1 x 10 - 185 2 x 4 - 70 1 x 10 - 50 2 x 10 - 50 mm2 |
Copper busbar width x thickness [Width] | |
Notes | ≧ 2 x 16 x 0.8 ≦ 6 x 24 x 0.5 mm |
Mounting position | ≧ 16 x 5 ≦ 24 x 8 mm |
10.2 Strength of materials and parts >10.2.2 Corrosion resistance |
Type suffix and type 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 |
10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures |
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10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat |
Fitted at the bottom |
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 |
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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 |
Meets the product standard´s requirements. |
10.3 Degree of protection of ASSEMBLIES | Meets the product standard´s requirements. |
10.4 Clearances and creepage distances | Does not apply, since the entire switchgear needs to be evaluated. |
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 | Meets the product standard´s requirements. |
10.9 Insulation properties >10.9.2 Power-frequency electric strength |
Does not apply, since the entire switchgear needs to be evaluated. |
10.9 Insulation properties >10.9.3 Impulse withstand voltage |
Does not apply, since the entire switchgear needs to be evaluated. |
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 | Is the panel builder´s responsibility. |
10.13 Mechanical function | Is the panel builder´s responsibility. |
Suitable for number of poles | The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices. |
Model | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |