NZMH4-AEF1000-NA
271118 NZMH4-AEF1000-NA
271118

Circuit-breaker, 3p, 1000A
Circuit-breaker NZM4, 3 pole, Switching capacity SCCR 480Y/277 V 60 Hz( Icu ): 85 kA, Switching capacity SCCR 600Y/347 V 60 Hz( Icu ): 50 kA, Switching capacity SCCR 480 V 60 Hz( Icu ): 85 kA, Rated current = rated uninterrupted current (In = Iu ): 1000 A, Installation type: Fixed, Screw connection, Standard/Approval: UL/CSA, IEC, Protective function: System and cable protection

Product range	Circuit-breaker
Protective function	System and cable 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. Fixed overload releases Ir R.m.s. value measurement and “thermal memory”
Frame size	NZM4
Number of poles	3 pole
Standard equipment	Screw connection
SCCR 480Y/277 V 60 Hz [Icu]
SCCR 480 V 60 Hz [Icu]	85 kA
SCCR 600Y/347 V 60 Hz [Icu]	85 kA
SCCR 600 V 60 Hz [Icu]	50 kA
Rated current = rated uninterrupted current [In = Iu]	50 kA
Overload trip [Ir ]Overload release, min. [Ir]
Short-circuit releases [Irm ] >Non-delayed [Ii = In x …]	1000 A
Standards
Protection against direct contact	1000 A
Climatic proofing	2 - 12
Ambient temperature >Ambient temperature, storage
Ambient temperature >Operation	IEC/EN 60947
Mechanical shock resistance (10 ms half-sinusoidal shock) according to IEC 60068-2-27	Finger and back of hand proof to VDE 0106 Part 100
Safe isolation to EN 61140 >Between auxiliary contacts and main contacts	Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30
Safe isolation to EN 61140 >between the auxiliary contacts	- 40 - + 70 °C
Weight	-25 - +70 °C
Mounting position >Mounting position	20 (half-sinusoidal shock 20 ms) g
Direction of incoming supply	500 V AC
Degree of protection >Device	300 V AC
Degree of protection >Enclosures	21 kg
Degree of protection >Terminations	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 - NZM4, N4: vertical with remote operator: - NZM2, N(S)2, NZM3, N(S)3, NZM4, N(S)4: vertical and 90° in all directions
Other technical data (sheet catalogue)	as required
Rated surge voltage invariability [Uimp ] >Main contacts	In the operating controls area: IP20 (basic degree of protection)
Rated surge voltage invariability [Uimp ] >Auxiliary contacts	With insulating surround: IP40 With door coupling rotary handle: IP66
Rated operational voltage [Ue]	Tunnel terminal: IP10 Phase isolator and strip terminal: IP00
Overvoltage category/pollution degree	Weight Temperature dependency, Derating Effective power loss
Rated insulation voltage [Ui ]
Use in unearthed supply systems	8000 V
Rated short-circuit making capacity [Icm ] >240 V [Icm ]	6000 V
Rated short-circuit making capacity [Icm ] >400/415 V [Icm ]	690 V AC
Rated short-circuit making capacity [Icm ] >440 V 50/60 Hz [Icm ]	III/3
Rated short-circuit making capacity [Icm ] >525 V 50/60 Hz [Icm ]	1000 V
Rated short-circuit making capacity [Icm ] >690 V 50/60 H [Ic]	≦ 690 V
Rated short-circuit breaking capacity Icn [Icn ] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >240 V 50/60 Hz [Icu ]
Rated short-circuit breaking capacity Icn [Icn ] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >400/415 V 50/60 Hz [Icu ]	275 kA
Rated short-circuit breaking capacity Icn [Icn ] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >440 V 50/60 Hz [Icu ]	187 kA
Rated short-circuit breaking capacity Icn [Icn ] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >525 V 50/60 Hz [Icu ]	187 kA
Rated short-circuit breaking capacity Icn [Icn ] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >690 V 50/60 Hz [Icu ]	143 kA
Rated short-circuit breaking capacity Icn [Icn ] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >240 V 50/60 Hz [Ics ]	100 kA
Rated short-circuit breaking capacity Icn [Icn ] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >400/415 V 50/60 Hz [Ics ]	125 kA
Rated short-circuit breaking capacity Icn [Icn ] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >440 V 50/60 Hz [Ics ]	85 kA
Rated short-circuit breaking capacity Icn [Icn ] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >525 V 50/60 Hz [Ics ]	85 kA
Rated short-circuit breaking capacity Icn [Icn ] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >690 V 50/60 Hz [Ics]	65 kA
Rated short-circuit breaking capacity Icn [Icn ] >Maximum low-voltage h.b.c. fuse	50 kA
Rated short-circuit breaking capacity Icn [Icn ]	63 kA
Technical data that diverge from products for the IEC market Switching capacity of NA switches (UL489, CSA 22.2 No. 5.1) Short-circuit current rating SCCR >SCCR 240 V 60 Hz [Icu]	50 kA
Technical data that diverge from products for the IEC market Switching capacity of NA switches (UL489, CSA 22.2 No. 5.1) Short-circuit current rating SCCR >SCCR 480Y/277 V 60 Hz [Icu]	50 kA
Technical data that diverge from products for the IEC market Switching capacity of NA switches (UL489, CSA 22.2 No. 5.1) Short-circuit current rating SCCR >SCCR 480 V 60 Hz [Icu]	50 kA
Technical data that diverge from products for the IEC market Switching capacity of NA switches (UL489, CSA 22.2 No. 5.1) Short-circuit current rating SCCR >SCCR 600Y/347 V 60 Hz [Icu]	37 kA
Technical data that diverge from products for the IEC market Switching capacity of NA switches (UL489, CSA 22.2 No. 5.1) Short-circuit current rating SCCR >SCCR 600 V 60 Hz [Icu]	2 x 630 A gG/gL
Rated short-time withstand current >t = 0.3 s [Icw ]	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 = 1 s [Icw ]	125 kA
Utilization category to IEC/EN 60947-2	85 kA
Lifespan, mechanical(of which max. 50 % trip by shunt/undervoltage release) [Operations]	85 kA
Lifespan, electrical >AC-1 >400 V 50/60 Hz [Operations]	50 kA
Lifespan, electrical >AC-1 >690 V 50/60 Hz [Operations]	50 kA
Lifespan, electrical >AC--3 >400 V 50/60 Hz [Operations]	19.2 kA
Lifespan, electrical >AC--3 >415 V 50/60 Hz [Operations]	19.2 kA
Lifespan, electrical >AC--3 >690 V 50/60 Hz [Operations]	A
Lifespan, electrical >Max. operating frequency	10000
Total break time at short-circuit	3000
Standard equipment	2000
Round copper conductor >Tunnel terminal >Stranded >4-hole	2000
Round copper conductor >Bolt terminal and rear-side connection >Direct on the switch >Stranded	2000
Round copper conductor >Bolt terminal and rear-side connection >Module plate >Single hole [min.]	1000
Round copper conductor >Bolt terminal and rear-side connection >Module plate >Single hole [max.]	60 Ops/h
Round copper conductor >Bolt terminal and rear-side connection >Module plate >Double hole [min.]	< 25 ≦ 415 V; < 35 > 415 V ms
Round copper conductor >Bolt terminal and rear-side connection >Module plate >Double hole [max.]
Round copper conductor >Bolt terminal and rear-side connection >Connection width extension >Connection width extension	Screw connection
Al conductors, Cu cable >Tunnel terminal >Stranded >4-hole	4 x (1/0 - 500) mm2
Al conductors, Cu cable >Bolt terminal and rear-side connection >Flat copper strip, with holes [min.]	1 x (250 … 350) 4 x (0 … 350) mm2
Al conductors, Cu cable >Bolt terminal and rear-side connection >Flat copper strip, with holes [max.]	1 x (250 - 600) mm2
Al conductors, Cu cable >Bolt terminal and rear-side connection >Connection width extension	2 x (3/0 - 600) mm2
Cu strip (number of segments x width x segment thickness) >Flat conductor terminal [min.]	2 x (3/0 - 350) mm2
Cu strip (number of segments x width x segment thickness) >Flat conductor terminal [max.]	4 x (2 - 350) mm2
Cu strip (number of segments x width x segment thickness) >Module plate >Single hole	4 x 600 6 x (3/0 - 500) mm2
Cu strip (number of segments x width x segment thickness) >Bolt terminal and rear-side connection >Flat copper strip, with holes [min.]	4 x (50 - 240) mm2
Cu strip (number of segments x width x segment thickness) >Bolt terminal and rear-side connection >Flat copper strip, with holes [max.]	(2 x) 10 x 50 x 1.0 mm
Cu strip (number of segments x width x segment thickness) >Bolt terminal and rear-side connection >Connection width extension	(2 x) 10 x 50 x 1.0 mm
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Screw connection	(2 x) 10 x 80 x 1.0 mm
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Direct on the switch [min.]	6 x 16 x 0.8 mm
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Direct on the switch [max.]	(2 x) 10 x 32 x 1.0 mm
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Module plate >Single hole [min.]	(2 x) 10 x 50 x 1.0 mm
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Module plate >Single hole [max.]	(2 x) 10 x 50 x 1.0 mm
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Module plate >Double hole	(2 x) 10 x 50 x 1.0 mm
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Connection width extension >Connection width extension [min.]	(2 x) 10 x 80 x 1.0 mm
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Connection width extension >Connection width extension [max.]	M10
Control cables	25 x 5 mm
Rated operational current for specified heat dissipation [In]	2 x (50 x 10) 2 x (80 x 10) mm
Equipment heat dissipation, current-dependent [Pvid]	25 x 5 mm
Operating ambient temperature min.	2 x (50 x 10) mm
Operating ambient temperature max.	2 x (50 x 10) mm
10.2 Strength of materials and parts >10.2.2 Corrosion resistance	60 x 10 mm
10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures	2 x (80 x 10) mm
10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat	1 x (18 … 14) 2 x (18 … 16) mm2
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
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation	1000 A
10.2 Strength of materials and parts >10.2.5 Lifting	123 W
10.2 Strength of materials and parts >10.2.6 Mechanical impact	-25 °C
10.2 Strength of materials and parts >10.2.7 Inscriptions	+70 °C
10.3 Degree of protection of ASSEMBLIES
10.4 Clearances and creepage distances	Meets the product standard´s requirements.
10.5 Protection against electric shock	Meets the product standard´s requirements.
10.6 Incorporation of switching devices and components	Meets the product standard´s requirements.
10.7 Internal electrical circuits and connections	Meets the product standard´s requirements.
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	Meets the product standard´s requirements.
10.10 Temperature rise	Does not apply, since the entire switchgear needs to be evaluated.
10.11 Short-circuit rating	Meets the product standard´s requirements.
10.12 Electromagnetic compatibility	Does not apply, since the entire switchgear needs to be evaluated.
10.13 Mechanical function	Does not apply, since the entire switchgear needs to be evaluated.
Rated permanent current Iu	Is the panel builder´s responsibility.
Rated voltage	Is the panel builder´s responsibility.
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz	Is the panel builder´s responsibility.
Overload release current setting	Is the panel builder´s responsibility.
Adjustment range short-term delayed short-circuit release	Is the panel builder´s responsibility.
Adjustment range undelayed short-circuit release	The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
Integrated earth fault protection	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Type of electrical connection of main circuit	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
Device construction	The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
Suitable for DIN rail (top hat rail) mounting
DIN rail (top hat rail) mounting optional
Number of auxiliary contacts as normally closed contact	1000 A
Number of auxiliary contacts as normally open contact	690 - 690 V
Number of auxiliary contacts as change-over contact	85 kA
With switched-off indicator	1000 - 1000 A
With under voltage release	0 - 0 A
Number of poles	2000 - 12000 A
Position of connection for main current circuit	No
Type of control element	Screw connection
Complete device with protection unit	Built-in device fixed built-in technique
Motor drive integrated	No
Motor drive optional	No
Degree of protection (IP)	0
Product Standards	0
UL File No.	0
UL Category Control No.	No
CSA File No.	No
CSA Class No.	3
North America Certification	Front side
Specially designed for North America	Rocker lever
Suitable for	Yes
Current Limiting Circuit-Breaker	No
Max. Voltage Rating	Yes
Degree of Protection	IP20
Characteristic curve	UL 489; CSA-C22.2 No. 5-09; IEC 60947-2; CE marking

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