DATASHEET - NZMN3-AE630
Circuit-breaker, 3p, 630A
Part no. NZMN3-AE630
Catalog No. 259115
EL-Nummer 0004358788
(Norway)
Delivery program
Product range Circuit-breaker
Protective function System and cable protection
Standard/Approval IEC
Installation type Fixed
Release system Electronic release
Construction size NZM3
Description R.m.s. value measurement and “thermal memory”
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 630
Setting range
Overload trip
Ir A 315 - 630
Short-circuit releases
Non-delayed Ii = In x … 2-8
Short-circuit releases Irm A 1260 - 5040
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 g 20 (half-sinusoidal shock 20 ms)
60068-2-27
Safe isolation to EN 61140
Between auxiliary contacts and main contacts V AC 500
between the auxiliary contacts V AC 300
Weight kg 6.34
Mounting position Vertical and 90° in all directions
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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 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) Temperature dependency, Derating
Circuit-breakers
Rated current = rated uninterrupted current In = Iu A 630
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 1000
Use in unearthed supply systems V ≦ 690
Switching capacity
Rated short-circuit making capacity Icm
240 V Icm kA 187
400/415 V Icm kA 105
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 13
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 3.3
t=1s Icw kA 3.3
Utilization category to IEC/EN 60947-2 A
Lifespan, mechanical(of which max. 50 % trip by shunt/undervoltage release) Operations 15000
Lifespan, electrical
AC-1
400 V 50/60 Hz Operations 5000
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415 V 50/60 Hz Operations 5000
690 V 50/60 Hz Operations 3000
AC--3
400 V 50/60 Hz Operations 2000
415 V 50/60 Hz Operations 2000
690 V 50/60 Hz Operations 2000
Max. operating frequency Ops/h 60
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 mm
2 2 x 16
Stranded mm
2 1 x (35 - 240)
2 x (25-120)
Tunnel terminal
Solid mm
2 1 x 16
Stranded
1-hole mm
2 1 x (16 - 185)
Double hole fitting mm
2 2 x (50 - 240)
Bolt terminal and rear-side connection
Direct on the switch
Solid mm
2 1 x 16
2 x 16
Stranded mm
2 1 x (25 - 240)
2 x (25 - 240)
Connection width extension mm
2
Connection width extension mm
2 2 x 300
Al circular conductor
Tunnel terminal
Solid mm
2 1 x 16
Stranded
Stranded mm
2
1 x (25 - 185)
2)
Double hole mm
2 1 x (50 - 240)
2 x (50 - 240)
2)
Up to 240 mm² can be connected depending on the cable manufacturer.
Bolt terminal and rear-side connection
Direct on the switch
Solid mm
2 1 x 16
2 x (10 - 16)
Stranded mm
2 1 x (25 - 120)
2 x (25 - 120)
Cu strip (number of segments x width x segment thickness)
Box terminal
min. mm 6 x 16 x 0.8
max. mm 10 x 24 x 1.0
+ 5 x 24 x 1.0
(2 x) 8 x 24 x 1.0
Bolt terminal and rear-side connection
Flat copper strip, with holes min. mm 6 x 16 x 0.8
Flat copper strip, with holes max. mm 10 x 32 x 1.0 + 5 x 32 x 1.0
Connection width extension mm (2 x) 10 x 50 x 1.0
Copper busbar (width x thickness) mm
Bolt terminal and rear-side connection
Screw connection M10
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Direct on the switch
min. mm 20 x 5
max. mm 30 x 10
+ 30 x 5
Connection width extension mm
Connection width extension max. mm 2 x (10 x 50)
Control cables
mm
2 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 630
Equipment heat dissipation, current-dependent Pvid W 119.07
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 Meets the product standard's requirements.
and fire due to internal electric effects
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 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 (ecl@ss10.0.1-27-37-04-09 [AJZ716013])
Rated permanent current Iu A 630
Rated voltage V 690 - 690
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz kA 55
Overload release current setting A 315 - 630
Adjustment range short-term delayed short-circuit release A 0-0
Adjustment range undelayed short-circuit release A 1260 - 5040
Integrated earth fault protection No
Type of electrical connection of main circuit Screw connection
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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 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
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Characteristics
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Let-through current
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Let-through energy
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Dimensions
① Blow out area, minimum clearance to adjacent parts
② Minimum clearance to adjacent parts
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Additional product information (links)
IL01208009Z (AWA1230-1992) Circuit-Breaker, basic unit
IL01208009Z (AWA1230-1992) Circuit-Breaker, https://es-assets.eaton.com/DOCUMENTATION/AWA_INSTRUCTIONS/IL01208009Z2018_11.pdf
basic unit
Temperature dependency, Derating http://ecat.moeller.net/flip-cat/?edition=HPLEN&startpage=17.172
CurveSelect characteristics program http://www.eaton.eu/DE/Europe/Electrical/CustomerSupport/ConfigurationTools/CharacteristicsProgram/index.htm
additional technical information for NZM https://es-assets.eaton.com/DOCUMENTATION/PDF/nzm_technic_de_en.pdf
power switch
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http://www.eaton.eu
© 12/2020 by Eaton Industries GmbH
Eaton 259115 ED2020 V75.0 EN
