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183923
Model code: IZMX40B4-V25W-1

Eaton Moeller series IZMX/INX - ACB. Circuit-breaker, 4p, 2500A, 66 kA, Selective operation, IEC, Withdrawable

General specifications

Product Name
Eaton Moeller series IZMX/INX circuit-breaker
Catalog Number
183923
Model Code
IZMX40B4-V25W-1
EAN
4015081790678
Product Length/Depth
584 mm
Product Height
597 mm
Product Width
521 mm
Product Weight
86 kg
Compliances
IEC
IEC/EN 60947
RoHS conform

Product specifications

Used with
Open circuit breaker
Air circuit breakers/switch-disconnector
Amperage Rating
2500 A
Features
Complete device with 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.
Fitted with:
Switched-off indicator
Frame
IZMX40
Pollution degree
3
Rated uninterrupted current (Iu)
2500 A
Mounting Method
Withdrawable
Equipment heat dissipation, current-dependent
620 W
Rated impulse withstand voltage (Uimp)
12 kV AC
Utilization category
B
Device construction
Built-in device slide-in technique (withdrawable)
Direction of incoming supply
As required
Electrical connection type of main circuit
Rail connection
Actuator type
Push button
Short-circuit release non-delayed setting
1.5 - 10 x Ir
Adjustment range short-term delayed short-circuit release - max
25000 A
Adjustment range short-term delayed short-circuit release - min
1500 A
Adjustment range undelayed short-circuit release - max
37500 A
Adjustment range undelayed short-circuit release - min
5000 A
Ambient operating temperature - max
70 °C
Ambient operating temperature - min
-20 °C
Ambient storage temperature - max
70 °C
Ambient storage temperature - min
-20 °C
Number of auxiliary contacts (change-over contacts)
2
Number of auxiliary contacts (normally closed contacts)
0
Number of auxiliary contacts (normally open contacts)
0
Number of standard mechanical operations per hour - max
60
Operating sequence up to 690 V, 50/60 Hz (IEC/EN 60947)
66 kA
Overload release current setting - max
2500 A
Overload release current setting - min
1000 A
Power of withdrawable switch with cassette
620 W
Rated insulation voltage (Ui)
1000 V
Lifespan, mechanical
10000 switching cycles (ON/OFF)
20000 operations (switching capacity, with maintenance)
Overvoltage category
III
Short-circuit release non-delayed setting - min
0 A
Weight of cassette version (4-pole)
35 kg
Weight of fixed withdrawable version (4-pole)
83 kg
Ambient operating temperature details
-20 °C - 70 °C
Protection
Selective operation
Voltage rating at AC
690 V AC
Short-circuit release non-delayed setting - max
37500 A
Short-circuit release delayed setting - max
25000 A
Number of poles
Four-pole
Degree of protection
IP31 with door seals
IP55 with protective cover
IP31
Closing delay via spring release
35 ms
Lifespan, electrical
5000 operations (switching capacity)
10000 operations (switching cycles ON/OFF, with maintenance)
Type
  • Air circuit breakers/switch-disconnector
  • Open circuit breaker
Special features
  • Cassette must be separately ordered.
  • Main terminals must be separately ordered.
  • suitable for zone selectivity
  • optionally fittable by user with comprehensive accessories
  • Terminal capacity hint: These are values used in separate switchgear. The actual values will depend on the temperature around the circuit breaker, which is influenced by the ambient temperature, the degree of protection (IP), the mounting height, the partitions, and any external ventilation. Depending on the specific switchgear design, this may result in derating, which can then be compensated for by increasing the cross-sectional area. Temperature rise tests in the specific switchgear can provide specific and detailed information.
Position of connection for main current circuit
Back side
Release system
Electronic release
Rated operating voltage (Ue) - max
690 V
Rated operating voltage (Ue) - min
690 V
Rated operational current for specified heat dissipation (In)
2500 A
Rated short-circuit breaking capacity at 400 V, 50 Hz
66 kA
Rated short-circuit making capacity up to 440 V, 50/60 Hz
145 kA
Rated short-circuit making capacity up to 690 V, 50/60 Hz
145 kA
Rated short-time withstand current (t = 1 s)
66 kA
Rated short-time withstand current at 50/60 Hz (t = 3 s)
53 kA
Rated uninterrupted current (Iu) at 50°C
2500 A
Rated uninterrupted current (Iu) at 60°C
2500 A
Rated uninterrupted current (Iu) at 70°C
2280 A
Short-circuit release delayed setting - min
1875 A
Terminal capacity (copper bar)
80 mm x 10 mm (2x) for withdrawable units (black)
Power loss
620 W

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