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191477 - Digitālais NZM lietā korpusa automātslēdzis

191477
Modeļa kods: NZMH4-4-AX1250

NZMH4-4-AX1250. NZM4 PXR10 circuit breaker, 1250A, 4p, screw terminal

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Product Name	Eaton Moeller series NZM molded case circuit breaker electronic
Catalog Number	191477
EAN	4015081919895
Product Length/Depth	375 mm
Product Height	170 mm
Product Width	280 mm
Product Weight	25.5 kg
Compliances	RoHS conform
Certifications	IEC/EN 60947 IEC
Model Code	NZMH4-4-AX1250

Produkta specifikācijas

Amperage Rating	1250 A
Voltage rating	690 V - 690 V
Circuit breaker frame type	NZM4
Features	Protection unit Motor drive optional
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.
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 Resist. of insul. mat. to abnormal heat/fire by internal elect. 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.
10.9.2 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.
Pollution degree	3
Lifespan, mechanical	10000 operations
Utilization category	A (IEC/EN 60947-2)
Mounting Method	Fixed Built-in device fixed built-in technique
Climatic proofing	Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30
Equipment heat dissipation, current-dependent	173.44 W
Isolation	500 V AC (between auxiliary contacts and main contacts) 300 V AC (between the auxiliary contacts)
Ambient operating temperature - max	70 °C
Ambient operating temperature - min	-25 °C
Ambient storage temperature - max	70 °C
Ambient storage temperature - min	40 °C
Number of auxiliary contacts (change-over contacts)	0
Number of auxiliary contacts (normally closed contacts)	0
Number of auxiliary contacts (normally open contacts)	0
Protection against direct contact	Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
Degree of protection	IP20 IP20 (basic degree of protection, in the operating controls area)
Direction of incoming supply	As required
Electrical connection type of main circuit	Screw connection
Current rating of neutral conductor	200% of phase conductor
Overvoltage category	III
Degree of protection (IP), front side	IP40 (with insulating surround) IP66 (with door coupling rotary handle)
Degree of protection (terminations)	IP00 (terminations, phase isolator and strip terminal) IP10 (tunnel terminal)
Number of poles	Four-pole
Terminal capacity (copper strip)	10 segments of 80 mm x 1 mm (2x) at rear-side width extension Min. 5 segments of 25 mm x 1 mm at rear-side connection (punched) Min. 6 segments of 16 mm x 0.8 mm at flat conductor terminal Max. 10 segments of 32 mm x 1 mm (2x) at flat conductor terminal 10 segments of 50 mm x 1 mm (2x) at 1-hole module plate Max. 10 segments of 50 mm x 1 mm (2x) at rear-side connection (punched)
Lifespan, electrical	20000 operations at 690 V AC-1 3000 operations at 415 V AC-1 3000 operations at 400 V AC-1
Functions	System and cable protection
Type	Circuit breaker
Special features	Maximum back-up fuse, if the expected short-circuit currents at the installation location exceed the switching capacity of the circuit breaker (Rated short-circuit breaking capacity Icn) Overload and short-circuit protection LI R.m.s. value measurement and “thermal memory” USB interface for configuration and test function with Power Xpert Protection Manager software Rated current = rated uninterrupted current: 1250 A
Application	Use in unearthed supply systems at 525 V
Shock resistance	15 g (half-sinusoidal shock 11 ms)
Position of connection for main current circuit	Front side
Rated operational current for specified heat dissipation (In)	1250 A
Release system	Electronic release
Short-circuit total breaktime	< 25 ms (≦ 415 V); < 35 ms (> 415 V)
Rated short-time withstand current (t = 0.3 s)	19.2 kA
Rated short-time withstand current (t = 1 s)	19.2 kA
Short-circuit release non-delayed setting - max	15000 A
Short-circuit release non-delayed setting - min	2500 A
Terminal capacity (control cable)	0.75 mm² - 1.5 mm² (2x) 0.75 mm² - 2.5 mm² (1x)
Terminal capacity (copper busbar)	Min. 25 mm x 5 mm direct at switch rear-side connection M10 at rear-side screw connection Max. 50 mm x 10 mm (2x) direct at switch rear-side connection Min. 25 mm x 5 mm at rear-side 1-hole module plate Max. 50 mm x 10 mm (2x) at rear-side 1-hole module plate Min. 60 mm x 10 mm at rear-side width extension 50 mm x 10 mm (2x) at rear-side 2-hole module plate Max. 80 mm x 10 mm (2x) at rear-side width extension
Terminal capacity (copper solid conductor/cable)	95 mm² - 185 mm² (2x) at rear-side 2-hole module plate 95 mm² - 240 mm² (6x) at rear-side width extension 50 mm² - 240 mm² (4x) at 4-hole tunnel terminal 35 mm² - 185 mm² (4x) at rear-side 2-hole module plate 95 mm² - 300 mm² (2x) at rear-side 1-hole module plate 300 mm² (4x) at rear-side width extension 120 mm² - 300 mm² (1x) at rear-side 1-hole module plate
Terminal capacity (copper stranded conductor/cable)	50 mm² - 185 mm² (4x) direct at switch rear-side connection 120 mm² - 185 mm² (1x) direct at switch rear-side connection
Terminal capacity (aluminum stranded conductor/cable)	50 mm² - 240 mm² (4x) at 4-hole tunnel terminal
Handle type	Rocker lever
Instantaneous current setting (Ii) - max	30000 A
Instantaneous current setting (Ii) - min	2500 A
Number of operations per hour - max	60
Overload current setting (Ir) - max	1250 A
Overload current setting (Ir) - min	500 A
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz	63 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz	50 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz	50 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 525 V, 50/60 Hz	37 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 690 V, 50/60 Hz	37 kA
Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz	187 kA
Rated short-circuit making capacity Icm at 440 V, 50/60 Hz	187 kA
Rated short-circuit making capacity Icm at 525 V, 50/60 Hz	143 kA
Rated short-circuit making capacity Icm at 690 V, 50/60 Hz	100 kA
Standard terminals	Screw terminal
Optional terminals	Connection on rear. Strip terminal. Tunnel terminal
Rated short-circuit making capacity Icm at 240 V, 50/60 Hz	275 kA
Rated impulse withstand voltage (Uimp) at auxiliary contacts	6000 V
Rated impulse withstand voltage (Uimp) at main contacts	8000 V
Rated insulation voltage (Ui)	690 V AC

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191477 Modeļa kods: NZMH4-4-AX1250

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191477
Modeļa kods: NZMH4-4-AX1250