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IZMX40H4-P12F - IZMX40H4-P12F 149943 EATON ELECTRIC Circuit-breaker, 4p, 1250 A, fixed
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IZMX40H4-P12F

IZMX40H4-P12F 149943 EATON ELECTRIC Circuit-breaker, 4p, 1250 A, fixed

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4171 in stock
Key Specifications
:
Black:
Notes:
3-pole:
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Technical Specifications

ParameterValue
Black
Notes
3-pole
4-pole
DelayedIsd= Irx …
Storageϑ
t = 1 sIcw
t = 3 sIcw
Standards
Copper bar
Non-delayedIi= Inx …
Feature NameFeature Value
Current Range
Product range
Rated voltage
10.2.5 Lifting
Fixed mounting
Release system
Number of poles
Operating times
Operating (open)
Construction size
Installation type
Mounting position
Standard/Approval
10.2.7 Inscriptions
Ambient temperature
Device construction
Protective function
Degree of Protection
Motor drive optional
Utilization category
up to 240 V 50/60 HzIcu
up to 440 V 50/60 HzIcu
up to 690 V 50/60 HzIcm
10.10 Temperature rise
Motor drive integrated
Overload release, max.Ir
Overload release, min.Ir
Type of control element
10.2.6 Mechanical impact
Rated insulation voltageUi
10.13 Mechanical function
Degree of protection (IP)
Rated operational voltageUe
10.11 Short-circuit rating
10.9 Insulation properties
Number of poles (EF001391)4
Rated permanent current Iu
With under voltage release
10.2.2 Corrosion resistance
Maximum operating frequencyOperations/h
Direction of incoming supply
Device construction (EF008240)Built-in device fixed built-in technique
Motor drive optional (EF007386)Yes
Rated impulse withstand voltageUimp
10.9.3 Impulse withstand voltage
Closing delay via spring release
IEC/EN 61439 design verification
Overload release current setting
Switched-off indicator available
Integrated earth fault protection
Motor drive integrated (EF006697)No
Operating ambient temperature max.
Operating ambient temperature min.
Type of control element (EF006976)Push button
10.12 Electromagnetic compatibility
Rated short-circuit making capacityIcm
10.2 Strength of materials and parts
Complete device with protection unit
Degree of protection (IP) (EF005474)IP20
Heat dissipation at rated current In
Overvoltage category/pollution degree
Rated permanent current Iu (EF001389)1250 A
Rated uninterrupted current at 50 °CIu
Rated uninterrupted current at 60 °CIu
Rated uninterrupted current at 70 °CIu
Total opening delay via shunt release
10.4 Clearances and creepage distances
10.5 Protection against electric shock
Technical data for design verification
With switched-off indicator (EF007006)Yes
10.3 Degree of protection of ASSEMBLIES
10.8 Connections for external conductors
10.9.2 Power-frequency electric strength
DIN rail (top hat rail) mounting optional
IEC/EN 60947 operating sequence IcuO-t-CO
Rated short-circuit breaking capacity IcnIcn
Overload release current setting (EF002336)625 A
Rated current = rated uninterrupted currentIn= Iu
Rated short-time withstand current 50/60 Hz
Integrated earth fault protection (EF007296)No
Total opening delay via undervoltage release
Equipment heat dissipation, current-dependentPvid
Suitable for DIN rail (top hat rail) mounting
Type of electrical connection of main circuit
IEC/EN 60947 operating sequence IcsO-t-CO-t-CO
Complete device with protection unit (EF008906)No
Position of connection for main current circuit
10.2.4 Resistance to ultra-violet (UV) radiation
Adjustment range undelayed short-circuit release
With integrated under voltage release (EF001390)No
10.7 Internal electrical circuits and connections
Number of auxiliary contacts as change-over contact
Use in IT electrical power networks up to U = 440 VIIT
DIN rail (top hat rail) mounting optional (EF008904)No
Number of auxiliary contacts as normally open contact
10.6 Incorporation of switching devices and components
Number of auxiliary contacts as normally closed contact
10.2.3.1 Verification of thermal stability of enclosures
10.9.4 Testing of enclosures made of insulating material
Rated operational current for specified heat dissipationIn
Suitable for DIN rail (top hat rail) mounting (EF007250)No
Type of electrical connection of main circuit (EF006819)Rail connection
Adjustment range short-term delayed short-circuit release
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
Position of connection for main current circuit (EF006671)Back
Adjustment range undelayed short-circuit release (EF007131)2500 A
Number of auxiliary contacts as change-over contact (EF003531)2
Number of auxiliary contacts as normally open contact (EF001376)0
Number of auxiliary contacts as normally closed contact (EF001377)0
Adjustment range short-term delayed short-circuit release (EF007129)2500 A
Rated short-circuit breaking capacity Icu at 400 V, 50 Hz (EF007048)105 kA
10.2.3.2 Verification of resistance of insulating materials to normal heat
Total opening delay on non-delayed short-circuit release (up to complete arc quenching)
10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects

Product Description

Circuit-breaker IZMX40 ( Air circuit-breakers/switch-disconnectors), 4 pole, Current Range: Up to 4000 A, Rated current = rated uninterrupted current( In = Iu): 1250 A, up to 440 V 50/60 Hz( Icu): 105
Key Features
  • Industrial grade quality
  • RoHS compliant
  • CE certified
  • 1-year warranty

Technical Details

IZMX-DTP-PTM external voltage measuring module required

Product Documents

Datasheet

Technical specifications and performance data

User Manual

Installation and operation guide

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