NZML4-4-AE1000 283224 EATON ELECTRIC NZM molded case switch View larger
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NZML4-4-AE1000 283224 EATON ELECTRIC NZM molded case switch

NZML4-4-AE1000

283224

EATON-MOELLER

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NZM molded case switch

Circuit-breakers 4p 1000 A

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Low-voltage industrial components > Power circuit-breaker for trafo/generator/installation protection

Circuit Breakers NZM

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Circuit-breakers 4p 1000 A
Circuit-breaker NZM4, 4 pole, Switching capacity 400/415 V 50 Hz( Icu ): 100 kA, Rated current = rated uninterrupted current Rated current = rated uninterrupted current( In = Iu ): 1000 A, Installation type: Fixed, Screw connection, Standard/Approval: IEC, Protective function: System and cable protection

Delivery program

Product range
Circuit-breaker
Protective function
System and cable protection
Standard/Approval
IEC
Installation type
Fixed
Release system
Electronic release
Construction size
NZM4
Description
Set value in neutral conductor is synchronous with set value Ir of main pole.
R.m.s. value measurement and “thermal memory”
Number of poles
4 pole
Standard equipment
Screw connection
Switching capacity
400/415 V 50 Hz [Icu]
100 kA
Rated current = rated uninterrupted current [In= Iu]
Rated current = rated uninterrupted current [In= Iu]
1000 A
Neutral conductor [% of phase conductor]
100 CSA
Setting range
Overload trip[Ir]
500 - 1000 A
Overload tripMain pole[Ir]
500 - 1000 A
Short-circuit releases[Irm]Non-delayed[Ii= Inx …]
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 temperatureAmbient temperature, storage
- 40 - + 70 °C
Ambient temperatureOperation
-25 - +70 °C
Mechanical shock resistance (10 ms half-sinusoidal shock) according to IEC 60068-2-27
15 (half-sinusoidal shock 11 ms) g
Safe isolation to EN 61140Between auxiliary contacts and main contacts
500 V AC
Safe isolation to EN 61140between the auxiliary contacts
300 V AC
Weight
27 kg
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
- 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 protectionDevice
In the operating controls area: IP20 (basic degree of protection)
Degree of protectionEnclosures
With insulating surround: IP40
With door coupling rotary handle: IP66
Degree of protectionTerminations
Tunnel terminal: IP10
Phase isolator and strip terminal: IP00
Other technical data (sheet catalogue)
Circuit-breakers
Rated current = rated uninterrupted current [In= Iu]
1000 A
Rated surge voltage invariability [Uimp]Main contacts
8000 V
Rated surge voltage invariability [Uimp]Auxiliary contacts
6000 V
Rated operational voltage [Ue]
690 V AC
Overvoltage category/pollution degree
III/3
Rated insulation voltage [Ui]
1000 V
Use in unearthed supply systems
≦ 525 V
Switching capacity
Rated short-circuit making capacity [Icm]240 V [Icm]
275 kA
Rated short-circuit making capacity [Icm]400/415 V [Icm]
220 kA
Rated short-circuit making capacity [Icm]440 V 50/60 Hz [Icm]
187 kA
Rated short-circuit making capacity [Icm]525 V 50/60 Hz [Icm]
143 kA
Rated short-circuit making capacity [Icm]690 V 50/60 H [Ic]
105 kA
Rated short-circuit breaking capacity Icn[Icn]Icu to IEC/EN 60947 test cycle O-t-CO [Icu]240 V 50/60 Hz [Icu]
125 kA
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]
100 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]
85 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]
65 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]
50 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]
63 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]
50 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]
43 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]
49 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]
37 kA
Rated short-circuit breaking capacity Icn[Icn]
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 currentt = 0.3 s [Icw]
19.2 kA
Rated short-time withstand currentt = 1 s [Icw]
19.2 kA
Utilization category to IEC/EN 60947-2
A
Lifespan, mechanical(of which max. 50 % trip by shunt/undervoltage release) [Operations]
10000
Lifespan, electricalAC-1400 V 50/60 Hz [Operations]
3000
Lifespan, electricalAC-1415 V 50/60 Hz [Operations]
3000
Lifespan, electricalAC-1690 V 50/60 Hz [Operations]
2000
Lifespan, electricalAC--3400 V 50/60 Hz [Operations]
2000
Lifespan, electricalAC--3415 V 50/60 Hz [Operations]
2000
Lifespan, electricalAC--3690 V 50/60 Hz [Operations]
1000
Lifespan, electricalMax. operating frequency
60 Ops/h
Total break time at short-circuit
< 25 ≦ 415 V; < 35 > 415 V ms
Terminal capacity
Standard equipment
Screw connection
Optional accessories
Tunnel terminal
connection on rear
Strip terminal
Round copper conductorTunnel terminalStranded4-hole
4 x (50 - 240) mm2
Round copper conductorBolt terminal and rear-side connectionDirect on the switchStranded
1 x (120 - 185)
4 x (50 - 185) mm2
Round copper conductorBolt terminal and rear-side connectionModule plateSingle hole [min.]
1 x (120 - 300) mm2
Round copper conductorBolt terminal and rear-side connectionModule plateSingle hole [max.]
2 x (95 - 300) mm2
Round copper conductorBolt terminal and rear-side connectionModule plateDouble hole [min.]
2 x (95 - 185) mm2
Round copper conductorBolt terminal and rear-side connectionModule plateDouble hole [max.]
4 x (35 - 185) mm2
Round copper conductorBolt terminal and rear-side connectionConnection width extensionConnection width extension
4 x 300
6 x (95 - 240) mm2
Al circular conductorTunnel terminalStranded4-hole
4 x (50 - 240) mm2
Cu strip (number of segments x width x segment thickness)Flat conductor terminal [min.]
6 x 16 x 0.8 mm
Cu strip (number of segments x width x segment thickness)Flat conductor terminal [max.]
(2 x) 10 x 32 x 1.0 mm
Cu strip (number of segments x width x segment thickness)Module plateSingle hole
(2 x) 10 x 50 x 1.0 mm
Cu strip (number of segments x width x segment thickness)Bolt terminal and rear-side connectionFlat copper strip, with holes [min.]
5 x 25 x 1.0 mm
Cu strip (number of segments x width x segment thickness)Bolt terminal and rear-side connectionFlat 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 connectionConnection width extension
(2 x) 10 x 80 x 1.0 mm
Copper busbar (width x thickness) [mm]Bolt terminal and rear-side connectionScrew connection
M10
Copper busbar (width x thickness) [mm]Bolt terminal and rear-side connectionDirect on the switch [min.]
25 x 5 mm
Copper busbar (width x thickness) [mm]Bolt terminal and rear-side connectionDirect on the switch [max.]
2 x (50 x 10) mm
Copper busbar (width x thickness) [mm]Bolt terminal and rear-side connectionModule plateSingle hole [min.]
25 x 5 mm
Copper busbar (width x thickness) [mm]Bolt terminal and rear-side connectionModule plateSingle hole [max.]
2 x (50 x 10) mm
Copper busbar (width x thickness) [mm]Bolt terminal and rear-side connectionModule plateDouble hole
2 x (50 x 10) mm
Copper busbar (width x thickness) [mm]Bolt terminal and rear-side connectionConnection width extensionConnection width extension [min.]
60 x 10 mm
Copper busbar (width x thickness) [mm]Bolt terminal and rear-side connectionConnection width extensionConnection width extension [max.]
2 x (80 x 10) mm
Control cables
1 x (0.75 - 2.5)
2 x (0.75 - 1.5) mm2

Design verification as per IEC/EN 61439

Technical data for design verification
Rated operational current for specified heat dissipation [In]
1000 A
Equipment heat dissipation, current-dependent [Pvid]
123 W
Operating ambient temperature min.
-25 °C
Operating ambient temperature max.
+70 °C
IEC/EN 61439 design verification
10.2 Strength of materials and parts10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2 Strength of materials and parts10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
10.2 Strength of materials and parts10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard's requirements.
10.2 Strength of materials and parts10.2.3.3 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 parts10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2 Strength of materials and parts10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
10.2 Strength of materials and parts10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.2 Strength of materials and parts10.2.7 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 properties10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
10.9 Insulation properties10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
10.9 Insulation properties10.9.4 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 7.0

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 ([email protected] [AJZ716013])
Rated permanent current Iu
1000 A
Rated voltage
690 - 690 V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
100 kA
Overload release current setting
500 - 1000 A
Adjustment range short-term delayed short-circuit release
0 - 0 A
Adjustment range undelayed short-circuit release
2000 - 12000 A
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
No
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 under voltage release
No
Number of poles
4
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

Characteristic curve
123U173

Dimensions

123X509
① Blow out area, minimum clearance to adjacent parts
Ui ≤ 690 V: 100 mm
Ui ≤ 1500 V: 200 mm
② Minimum clearance to adjacent parts
Ui ≤ 1000 V: 15 mm
Ui ≤ 1500 V: 70 mm

Datasheet - PDF

Title: Size: Type:
NZML4-4-AE1000 283224 EN_283224.pdf 371 Kbytes   NZML4-4-AE1000  283224 EN_283224.pdf

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