NZMN2-AX160 EATON | Alldatasheet
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Technical content
NZM2 PXR10 circuit breaker, 3 pole, 160A, screw terminal Part no. NZMN2-AX160 Catalog No. 192004 EL-Nummer (Norway) 4362850 Similar to illustration Delivery program Product range Circuit-breaker Protective function System and cable protection Standard/Approval IEC Installation type Fixed Release system Electronic release Construction size NZM2 Description LI Overload and short-circuit protective device | R.m.s. value measurement and “thermal memory” | USB interface for configuration and test function with Power Xpert Protection Manager software Number of poles 3 pole Standard equipment Screw connection Switching capacity 400/415 V 50 Hz Icu kA 50 Rated current = rated uninterrupted current Rated current = rated uninterrupted current In = Iu A 160 Setting range Overload trip Ir A 64 - 160 Short-circuit releases Non-delayed Ii = In x … 2 – 12 Technical data General Standards IEC/EN 60947 Protection against direct contact Finger and back of hand proof to VDE 0106 Part 100 Climatic proofing Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30 Ambient temperature Ambient temperature, storage °C - -40 - + 70 Operation °C -25 - +70 Mechanical shock resistance (10 ms half-sinusoidal shock) according to IEC 60068-2-27 g 20 (half-sinusoidal shock 20 ms) Safe isolation to EN 61140 Between auxiliary contacts and main contacts V AC 500 between the auxiliary contacts V AC 300 Mounting position Vertical and 90° in all directions With XFI earth-fault release: - NZM1, N1, NZM2, N2: vertical and 90° in all directions with plug-in unit - NZM1, N1, NZM2, N2: vertical, 90° right/left with withdrawable unit: - NZM3, N3: vertical, 90° right/left 11/01/2022 Eaton 192004 ED2022 V93.0 EN 1 / 5
- NZM4, N4: vertical with remote operator: - NZM2, N(S)2, NZM3, N(S)3, NZM4, N(S)4: vertical and 90° in all directions Direction of incoming supply as required Degree of protection Device In the operating controls area: IP20 (basic degree of protection) Enclosures With insulating surround: IP40 With door coupling rotary handle: IP66 Terminations Tunnel terminal: IP10 Phase isolator and strip terminal: IP00 Other technical data (sheet catalogue) Weight Temperature dependency, Derating Effective power loss Circuit-breakers Rated current = rated uninterrupted current In = Iu A 160 Rated surge voltage invariability Uimp Main contacts V 8000 Auxiliary contacts V 6000 Rated operational voltage Ue V AC 690 Overvoltage category/pollution degree III/3 Rated insulation voltage Ui V 690 Use in unearthed supply systems V ≦ 690 Switching capacity Rated short-circuit making capacity Icm
240 V Icm kA 187
440 V 50/60 Hz Icm kA 74
525 V 50/60 Hz Icm kA 53
690 V 50/60 H Ic kA 40
Rated short-circuit breaking capacity Icn Icn Icu to IEC/EN 60947 test cycle O-t-CO Icu kA
240 V 50/60 Hz Icu kA 85
400/415 V 50/60 Hz Icu kA 50
440 V 50/60 Hz Icu kA 35
525 V 50/60 Hz Icu kA 25
690 V 50/60 Hz Icu kA 20
Ics to IEC/EN 60947 test cycle O-t-CO-t-CO Ics kA
240 V 50/60 Hz Ics kA 85
400/415 V 50/60 Hz Ics kA 50
440 V 50/60 Hz Ics kA 35
525 V 50/60 Hz Ics kA 25
690 V 50/60 Hz Ics kA 5
Maximum back-up fuse, if the expected short-circuit currents at the installation location exceed the switching capacity of the circuit-breaker. Rated short-time withstand current t = 0.3 s Icw kA 1.9 t = 1 s Icw kA 1.9 Utilization category to IEC/EN 60947-2 A Lifespan, mechanical(of which max. 50 % trip by shunt/undervoltage release) Operations 20000 Lifespan, electrical AC-1
400 V 50/60 Hz Operations 10000
415 V 50/60 Hz Operations 10000
690 V 50/60 Hz Operations 7500
Max. operating frequency Ops/h 120 11/01/2022 Eaton 192004 ED2022 V93.0 EN 2 / 5
Total break time at short-circuit ms < 10 Terminal capacity Standard equipment Screw connection Optional accessories Box terminal Tunnel terminal connection on rear Round copper conductor Box terminal Solid mm2 1 x (10 - 16) 2 x (6 - 16) Stranded mm2 1 x (10 - 185) | 2 x (10 - 70) Tunnel terminal Solid mm2 1 x 16 Stranded 1-hole mm2 1 x (25 - 185) Bolt terminal and rear-side connection Direct on the switch Solid mm2 1 x (10 - 16) 2 x (6 - 16) Stranded mm2 1 x (10 - 185) | 2 x (10 - 70) Al circular conductor Tunnel terminal Solid mm2 1 x 16 Stranded Stranded mm2 1 x (25 - 185) Bolt terminal and rear-side connection Direct on the switch Solid mm2 1 x (10 - 16) | 2 x (10 - 16) Stranded mm2 1 x (25 - 50) | 2 x (25 - 50) Cu strip (number of segments x width x segment thickness) Box terminal min. mm 2 x 9 x 0.8 max. mm 10 x 16 x 0.8 (2x) 8 x 15.5 x 0,8 Bolt terminal and rear-side connection Flat copper strip, with holes min. mm 2 x 16 x 0.8 Flat copper strip, with holes max. mm 10 x 24 x 0.8 Copper busbar (width x thickness) mm Bolt terminal and rear-side connection Screw connection M8 Direct on the switch min. mm 16 x 5 max. mm 24 x 8 Control cables mm2 1 x (0.75 - 2.5) 2 x (0.75 - 1.5) Design verification as per IEC/EN 61439 Technical data for design verification Rated operational current for specified heat dissipation In A 160 Equipment heat dissipation, current-dependent Pvid W 21.12 Operating ambient temperature min. °C -25 Operating ambient temperature max. °C 70 IEC/EN 61439 design verification
10.2 Strength of materials and parts
10.2.2 Corrosion resistance Meets the product standard's requirements. 11/01/2022 Eaton 192004 ED2022 V93.0 EN 3 / 5
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 Verification of resistance of insulating materials to abnormal heat
and fire due to internal electric 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 Insulation properties
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. Technical data ETIM 8.0 Low-voltage industrial components (EG000017) / Power circuit-breaker for trafo/generator/installation protection (EC000228) Electric engineering, automation, process control engineering / Low-voltage switch technology / Circuit breaker (LV < 1 kV) / Circuit breaker for power transformer, generator and system protection (ecl@ss10.0.1-27-37-04-09 [AJZ716013]) Rated permanent current Iu A 160 Rated voltage V 690 - 690 Rated short-circuit breaking capacity lcu at 400 V, 50 Hz kA 50 Overload release current setting A 64 - 160 Adjustment range short-term delayed short-circuit release A 0 - 0 Adjustment range undelayed short-circuit release A 2 - 12 Integrated earth fault protection No Type of electrical connection of main circuit Screw connection Device construction Built-in device fixed built-in technique Suitable for DIN rail (top hat rail) mounting No DIN rail (top hat rail) mounting optional Yes Number of auxiliary contacts as normally closed contact 0 Number of auxiliary contacts as normally open contact 0 Number of auxiliary contacts as change-over contact 0 With switched-off indicator No With integrated under voltage release No Number of poles 3 Position of connection for main current circuit Front side Type of control element Rocker lever Complete device with protection unit Yes Motor drive integrated No Motor drive optional Yes Degree of protection (IP) IP20 Characteristics Let-through current 11/01/2022 Eaton 192004 ED2022 V93.0 EN 4 / 5
① Blow out area, minimum clearance to adjacent parts ② Minimum clearance to adjacent parts Additional product information (links) IL012099ZU NZM2-PXR circuit-breaker, basic device, NZM2-PXR Circuit-Breaker, basic unit IL012099ZU NZM2-PXR circuit-breaker, basic device, NZM2-PXR Circuit-Breaker, basic unit https://es-assets.eaton.com/DOCUMENTATION/AWA_INSTRUCTIONS/IL012099ZU2019_03.pdf Weight http://ecat.moeller.net/flip-cat/?edition=HPLEN&startpage=17.171 Temperature dependency, Derating http://ecat.moeller.net/flip-cat/?edition=HPLEN&startpage=17.172 Effective power loss http://ecat.moeller.net/flip-cat/?edition=HPLEN&startpage=17.174 additional technical information for NZM power switch https://es-assets.eaton.com/DOCUMENTATION/PDF/nzm_technic_de_en.pdf 11/01/2022 Eaton Industries GmbH http://www.eaton.eu © 07/2022 by Eaton Industries GmbH Eaton 192004 ED2022 V93.0 EN