Trade Price
£3,660.49
Per
1
Unit
EACH
Pack Quantity
1
Eaton Moeller series NZM - Molded Case Circuit Breaker. Switch-disconnector 3p 1250A BG4
Product Length/Depth
401 mm
Product Height
207 mm
Product Width
210 mm
Product Weight
17.255 kg
Compliances
RoHS conform
Certifications
IEC/EN 60947
IEC
Rated operational current for specified heat dissipation (In)
1250 A
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.4 Clearances and creepage distances
Meets the product standard's requirements.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
Mounting Method
Distribution board installation
Ground mounting
Fixed
Built-in device fixed built-in technique
Intermediate mounting
Amperage Rating
1250 A
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
Terminal capacity (copper strip)
Max. 10 segments of 50 mm x 1 mm (2x) at rear-side connection (punched)
Min. 10 segments of 50 mm x 1 mm (2x) at rear-side connection (punched)
10 segments of 80 mm x 1 mm (2x) at rear-side width extension
Max. 10 segments of 32 mm x 1 mm (2x) at flat conductor terminal
Min. 6 segments of 16 mm x 0.8 mm at flat conductor terminal
10 segments of 50 mm x 1 mm (2x) at 1-hole module plate
Handle type
Rocker lever
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
Ambient storage temperature - min
40 °C
Number of switches
1
Protection against direct contact
Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 263
Terminal capacity (copper busbar)
Max. 50 mm x 10 mm (2x) direct at switch rear-side connection
50 mm x 10 mm (2x) at rear-side 2-hole module plate
Min. 25 mm x 5 mm direct at switch rear-side connection
Max. 50 mm x 10 mm (2x) at rear-side 1-hole module plate
Max. 80 mm x 10 mm (2x) at rear-side width extension
Min. 25 mm x 5 mm at rear-side 1-hole module plate
M10 at rear-side screw connection
Min. 60 mm x 10 mm at rear-side width extension
10.8 Connections for external conductors
Is the panel builder's responsibility.
Short-circuit protective device fuses - max
1600 A gL
Special features
Main switch characteristics including positive drive to IEC/EN 60204 and VDE 0113.
Isolating characteristics to IEC/EN 60947-3 and VDE 0660.
Busbar tag shroud to VDE 0160 Part 100.
Rated current = rated uninterrupted current: 1250 A
Ambient operating temperature - max
70 °C
Rated permanent current at AC-21, 400 V
0 A
Climatic proofing
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, constant, to IEC 60068-2-78
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
Features
Version as maintenance-/service switch
Motor drive optional
Version as main switch
Version as emergency stop installation
Lifespan, electrical
1000 operations at 690 V AC-3
2000 operations at 400 V AC-3
2000 operations at 690 V AC-1
2000 operations at 415 V AC-3
3000 operations at 400 V AC-1
3000 operations at 415 V AC-1
Electrical connection type of main circuit
Bolt connection
Rated impulse withstand voltage (Uimp) at main contacts
8000 V
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
Number of poles
Three-pole
Switch positions
I, +, 0
Ambient operating temperature - min
-25 °C
Handle color
Black
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
10.5 Protection against electric shock
Does not apply, since the entire switchgear needs to be evaluated.
Equipment heat dissipation, current-dependent
173 W
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
Rated operational current
1600 A (415 V AC-22/23A, making and breaking capacity)
1600 A (690 V AC-22/23A, making and breaking capacity)
Application
Use in unearthed supply systems at 525 V
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
Rated operating voltage (Ue) at AC - max
690 V
Degree of protection (IP), front side
IP20
IP40 (with insulating surround)
IP66 (with door coupling rotary handle)
Rated short-circuit making capacity Icm at 690 V, 50/60 Hz
53 kA
Rated conditional short-circuit current with back-up fuse
80 kA at 690 V
N4-630…1600: 2 x 800 AgGgL
100 kA at 400/415 V
Number of auxiliary contacts (normally closed contacts)
0
Rated conditional short-circuit current (Iq)
0 kA
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.
Lifespan, mechanical
10000 operations
Rated operating power at AC-23, 400 V
710 kW
Rated operating frequency
50 Hz
Voltage rating
690 V - 690 V
Terminal capacity (copper solid conductor/cable)
70 mm² - 185 mm² (2x) at rear-side 1-hole module plate
300 mm² (4x) at rear-side width extension
95 mm² - 240 mm² (6x) at rear-side width extension
35 mm² - 185 mm² (4x) at rear-side 2-hole module plate
50 mm² - 240 mm² (4x) at 4-hole tunnel terminal
50 mm² (4x) at rear-side 2-hole module plate
185 mm² - 240 mm² (1x) at rear-side 1-hole module plate
Degree of protection (terminations)
IP10 (tunnel terminal)
IP00 (terminations, phase isolator and band terminal)
Terminal capacity (aluminum stranded conductor/cable)
50 mm² - 240 mm² (4x) at 4-hole tunnel terminal
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
Degree of protection
IP20 (basic protection type, in the area of the HMI devices)
Overvoltage category
III
Rated short-time withstand current (t = 1 s)
25 kA
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Rated short-time withstand current (Icw)
25 kA
Number of auxiliary contacts (change-over contacts)
0
Rated short-time withstand current (t = 0.3 s)
25 kA
Ambient storage temperature - max
70 °C
Optional terminals
Connection on rear. Strip terminal. Tunnel terminal
Pollution degree
3
10.7 Internal electrical circuits and connections
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.
Functions
Disconnectors/main switches
Interlockable
Voltage release optional
Switching power at 400 V
0 kW
Rated conditional short-circuit current with downstream fuse
100 kA at 400/415 V
N4-630…1600: 2 x 800 AgGgL
80 kA at 690 V
Standard terminals
Screw terminal
Rated operating power at AC-3, 400 V
0 kW
Type
Switch-disconnector
10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.7 Inscriptions
Meets the product standard's requirements.
Rated permanent current at AC-23, 400 V
0 A
Number of auxiliary contacts (normally open contacts)
0
Isolation
300 V AC (between the auxiliary contacts)
500 V AC (between auxiliary contacts and main contacts)
Number of operations per hour - max
60
Circuit breaker frame type
N4
Direction of incoming supply
As required
Shock resistance
15 g (half-sinusoidal shock 11 ms)
Rated insulation voltage (Ui)
1000 V
Terminal capacity (aluminum solid conductor/cable)
70 mm² - 240 mm² (6x) at rear-side width extension
240 mm² (2x) at rear-side width extension
Datasheet