Trade Price
£410.40
Per
1
Unit
EACH
Pack Quantity
1
Eaton Moeller series NZM - Molded Case Circuit Breaker. Switch-disconnector 4p 125A BG1
Product Length/Depth
88 mm
Product Height
145 mm
Product Width
120 mm
Product Weight
1.077 kg
Compliances
RoHS conform
Certifications
IEC/EN 60947
IEC
Rated operational current for specified heat dissipation (In)
125 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
Intermediate mounting
Ground mounting
Built-in device fixed built-in technique
Distribution board installation
Fixed
Amperage Rating
125 A
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
Terminal capacity (copper strip)
Max. 9 segments of 9 mm x 0.8 mm at box terminal
Min. 2 segments of 9 mm x 0.8 mm at box terminal
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 110
Terminal capacity (copper busbar)
Min. 12 mm x 5 mm direct at switch rear-side connection
M6 at rear-side screw connection
Max. 16 mm x 5 mm direct at switch rear-side connection
10.8 Connections for external conductors
Is the panel builder's responsibility.
Short-circuit protective device fuses - max
125 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: 125 A
Ambient operating temperature - max
70 °C
Rated permanent current at AC-21, 400 V
0 A
Climatic proofing
Damp heat, constant, to IEC 60068-2-78
Damp heat, cyclic, to IEC 60068-2-30
Terminal capacity (copper stranded conductor/cable)
25 mm² - 70 mm² (1x) direct at switch rear-side connection
25 mm² - 95 mm² (1x) at 1-hole tunnel terminal
Terminal capacity hint: Up to 95 mm² can be connected depending on the cable manufacturer
6 mm² - 25 mm² (2x) at box terminal
10 mm² - 70 mm² (1x) at box terminal
25 mm² (2x) direct at switch rear-side connection
Features
Version as main switch
Version as maintenance-/service switch
Version as emergency stop installation
Lifespan, electrical
1000 operations at 690 V AC-23A
7500 operations at 690 V AC-1
1000 operations at 415 V AC-23A
10000 operations at 415 V AC-1
1000 operations at 400 V AC-23A
10000 operations at 400 V AC-1
Electrical connection type of main circuit
Frame clamp
Rated impulse withstand voltage (Uimp) at main contacts
6000 V
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
Number of poles
Four-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
17.81 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
160 A (415 V AC-22/23A, making and breaking capacity)
160 A (690 V AC-22/23A, making and breaking capacity)
Application
Use in unearthed supply systems at 690 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
IP40 (with insulating surround)
IP66 (with door coupling rotary handle)
IP20
Rated short-circuit making capacity Icm at 690 V, 50/60 Hz
2.8 kA
Rated conditional short-circuit current with back-up fuse
80 kA at 690 V
100 kA at 400/415 V
125 gG/gL
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
20000 operations
Rated operating power at AC-23, 400 V
55 kW
Rated operating frequency
50 Hz
Voltage rating
690 V - 690 V
Terminal capacity (copper solid conductor/cable)
10 mm² - 16 mm² (1x) at box terminal
16 mm² (1x) at tunnel terminal
6 mm² - 16 mm² (2x) at box terminal
6 mm² - 16 mm² (2x) direct at switch rear-side connection
10 mm² - 16 mm² (1x) direct at switch rear-side connection
Degree of protection (terminations)
IP10 (tunnel terminal)
IP00 (terminations, phase isolator and band terminal)
Terminal capacity (aluminum stranded conductor/cable)
25 mm² - 95 mm² (1x) at 1-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)
2 kA
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Rated short-time withstand current (Icw)
2 kA
Number of auxiliary contacts (change-over contacts)
0
Rated short-time withstand current (t = 0.3 s)
2 kA
Ambient storage temperature - max
70 °C
Optional terminals
Connection on rear. Screw 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
Voltage release optional
Interlockable
Disconnectors/main switches
Switching power at 400 V
0 kW
Rated conditional short-circuit current with downstream fuse
10 kA at 690 V
100 kA at 400/415 V
125 gG/gL
Standard terminals
Box 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
500 V AC (between auxiliary contacts and main contacts)
300 V AC (between the auxiliary contacts)
Number of operations per hour - max
120
Circuit breaker frame type
N1
Direction of incoming supply
As required
Shock resistance
20 g (half-sinusoidal shock 20 ms)
Rated insulation voltage (Ui)
690 V
Terminal capacity (aluminum solid conductor/cable)
10 mm² - 16 mm² (1x) direct at switch rear-side connection
10 mm² - 16 mm² (2x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal
Datasheet