EATON伊顿 NZMH2-VE250-NA 断路器-产品快照

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EATON伊顿 NZMH2-VE250-NA 断路器

NZMH2-VE250-NA 271153 EATON MOELLER Circuit-breaker, 3p, 250A

EATON - MOELLER

Circuit-breaker, 3p, 250A

Delivery programme Product range Circuit-breaker Protective function Systems, cable, selectivity and generator protection Standard/Approval UL/CSA, IEC Release system Electronic release Installation type Fixed Description Switches conform to UL/CSA as well as the IEC regulations. IEC switching performance values are contained on the rating plate. Adjustable overload releases Ir R.m.s. value measurement and “thermal memory” adjustable time delay setting to overcome current peaks tr: 2 – 20 s at 6 x Ir Adjustable delay time tsd: Steps: 0, 20, 60, 100, 200, 300, 500, 750, 1000 ms i 2 t constant function: fixed OFF Frame size NZM2 Number of poles 3 pole Standard equipment Screw connection Switching capacity SCCR 480Y/277 V 60 Hz I cu kA 100 SCCR 480 V 60 Hz I cu kA 100 SCCR 600Y/347 V 60 Hz I cu kA 50 Rated current = rated uninterrupted current Rated current = rated uninterrupted current I n = I u A 250 Setting range Overload trip 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 - -25 - + 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 Weight kg 2.345 Mounting position Mounting position  Vertical and 90° in all directions Basic equipment Box terminal ● - - - Screw connection - ● ● ● Accessories Box terminal - ● ● - Screw connection ● - - ● Tunnel terminal ● ● ● ● Connection on rear ● ● ● ● Flat conductor terminal - - - ● Round copper conductor Box terminal Solid mm 2 1 x (12…6) Stranded mm 2 1 x (4…350) Tunnel terminal Solid mm 2 1 x 16 Stranded mm 2 Stranded mm 2 1 x (4…350) Bolt terminal and rear-side connection Direct on the switch Solid mm 2 1 x (11…6) Stranded mm 2 1 x (4…3/0) Al conductors, Cu cable Solid mm 2 1 x 16 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 16 x 0.8 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 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 16 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 20 x 5 Control cables mm 2 1 x (18…14) 2 x (18…16) Design verification as per IEC/EN 61439 (Show features) (Hide features) Technical data for design verification Rated operational current for specified heat dissipation I n A 250 Equipment heat dissipation, current-dependent P vid W 51.56 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. 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 6.0 Low-voltage industrial components (EG000017) / Power circuit-breaker for trafo/generator/installation prot. (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 ( [email protected] [AJZ716010]) Rated permanent current Iu A 250 Rated voltage V 690 - 690 Rated short-circuit breaking capacity lcu at 400 V, 50 Hz kA 150 Overload release current setting A 125 - 250 Adjustment range short-term delayed short-circuit release A 250 - 2500 Adjustment range undelayed short-circuit release A 3000 - 3000 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 Switched-off indicator available No With 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 Approvals Product Standards UL 489; CSA-C22.2 No. 5-09; IEC 60947-2; CE marking UL File No. E31593 UL Category Control No. DIVQ CSA File No. 022086 CSA Class No. 1432-01 North America Certification UL listed, CSA certified Specially designed for North America Yes Suitable for Feeder circuits, branch circuits Current Limiting Circuit-Breaker Yes Max. Voltage Rating 600Y/347 V, 480 V Degree of Protection IEC: IP20; UL/CSA Type: - Characteristics IL01206006Z (AWA1230-1916) Circuit-Breaker, basic unit >>

Categories: Circuit Breakers Electrical Power Circuit-breakers, electronic releases, up to 250A - EATON - MOELLER