> EATON - MOELLER>IZM32H3-U32W 123711 ELECTRIC Circuit-breaker, 3p, 3200A, withdrawable part
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IZM32H3-U32W 123711 EATON ELECTRIC Circuit-breaker, 3p, 3200A, withdrawable part

IZM32H3-U32W

123711

EATON-MOELLER

Circuit-breaker, 3p, 3200A, withdrawable part

Circuit-breaker IZM32 ( Air circuit-breakers/switch-disconnectors), 3 pole, Current Range: 4000 to 6300 A, Rated current = rated uninterrupted current( In = Iu): 3200 A, Rated ultimate short-circuit breaking capacity up to 440V/690V 42/42( Icu): 100 kA, Rated service short-circuit breaking capacity up to 440V/690V 42/42( Ics): 100 kA, Overload release, min.( Ir): 1280 A, Overload release, max.( Ir): 3200 A, Installation type: Withdrawable, Standard/Approval: IEC, Protective function: Universal protection

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Low-voltage industrial components > Power circuit-breaker for trafo/generator/installation protection

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Circuit-breaker, 3p, 3200A, withdrawable part
Circuit-breaker IZM32 ( Air circuit-breakers/switch-disconnectors), 3 pole, Current Range: 4000 to 6300 A, Rated current = rated uninterrupted current( In = Iu): 3200 A, Rated ultimate short-circuit breaking capacity up to 440V/690V 42/42( Icu): 100 kA, Rated service short-circuit breaking capacity up to 440V/690V 42/42( Ics): 100 kA, Overload release, min.( Ir): 1280 A, Overload release, max.( Ir): 3200 A, Installation type: Withdrawable, Standard/Approval: IEC, Protective function: Universal protection
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Delivery program

Product range
Air circuit-breakers/switch-disconnectors
Product range
Open circuit-breakers
Current Range
4000 to 6300 A
Protective function
Universal protection
Installation type
Withdrawable
Construction size
IZM32
Standard/Approval
IEC
Number of poles
3 pole
Degree of Protection
IP20, IP55 with protective cover, IP41 with door sealing frame
Rated current = rated uninterrupted current [In= Iu]
3200 A
Rated ultimate short-circuit breaking capacity up to 440V/690V 42/42 [Icu]
100 kA
Rated service short-circuit breaking capacity up to 440V/690V 42/42 [Ics]
100 kA
Overload release, min. [Ir]
1280 A
Overload release, max. [Ir]
3200 A
Non-delayed [Ii= Inx …]
2 - 10, OFF
Delayed [Isd= Irx …]
2 - 10
Notes

Including rear connection main terminals and secondary terminal blocks according to ordered breaker options.

Note concerning the product

Cassette needs to be ordered separately.

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Technical data

General
Standards
IEC/EN 60947
Ambient temperatureStorage [ϑ]
-25 - +70 (device with LCD-display -20 - +70) °C
Ambient temperatureOperating (open)
-25 - +70 (device with LCD-display -20 - +70) °C
Mounting position
Utilization category
B
Degree of Protection
IP20, IP55 with protective cover, IP41 with door sealing frame
Direction of incoming supply
as required
Main conducting paths
Rated current = rated uninterrupted current [In= Iu]
3200 A
Rated uninterrupted current at 50 °C [Iu]
3100 A
Rated uninterrupted current at 60 °C [Iu]
2800 A
Rated uninterrupted current at 70 °C [Iu]
2550 A
Rated impulse withstand voltage [Uimp]
8000 V AC
Rated operational voltage [Ue]
690 V AC
Use in IT electrical power networks up to U = 440 V [IIT]
39 kA
Overvoltage category/pollution degree
III/3
Rated insulation voltage [Ui]
1000 V
Switching capacity
Rated short-circuit making capacity [Icm]up to 440 V 50/60 Hz [Icm]
210 kA
Rated short-circuit making capacity [Icm]up to 690 V 50/60 Hz [Icm]
179 kA
Rated short-time withstand current 50/60 Hzt = 1 s [Icw]
85 kA
Rated short-time withstand current 50/60 Hzt = 3 s [Icw]
65 kA
Rated short-circuit breaking capacity Icn[Icn]IEC/EN 60947 operating sequence IcuO-t-COup to 240 V 50/60 Hz [Icu]
100 kA
Rated short-circuit breaking capacity Icn[Icn]IEC/EN 60947 operating sequence IcuO-t-COup to 440 V 50/60 Hz [Icu]
100 kA
Rated short-circuit breaking capacity Icn[Icn]IEC/EN 60947 operating sequence IcuO-t-COup to 690 V 50/60 Hz [Icu]
85 kA
Rated short-circuit breaking capacity Icn[Icn]IEC/EN 60947 operating sequence IcsO-t-CO-t-COup to 240 V 50/60 Hz [Ics]
100 kA
Rated short-circuit breaking capacity Icn[Icn]IEC/EN 60947 operating sequence IcsO-t-CO-t-COup to 440 V 50/60 Hz [Ics]
100 kA
Rated short-circuit breaking capacity Icn[Icn]IEC/EN 60947 operating sequence IcsO-t-CO-t-COup to 690 V 50/60 Hz [Ics]
85 kA
Operating timesClosing delay via spring release
30 ms
Operating timesBreak times
40 ms
Operating timesTotal opening delay via shunt release
35 ms
Operating timesTotal opening delay via undervoltage release
35/70 ms
Operating timesTotal opening delay on non-delayed short-circuit release (up to complete arc quenching)
35 ms
Maximum operating frequency [Operations/h]
60
Heat dissipation at rated current InFixed mounting
320 W
Heat dissipation at rated current InWithdrawable units (switch with cassette)
800 W
Weight
Fixed mounting3-pole
70 kg
Fixed mounting4-pole
89 kg
Withdrawable3-pole
88 kg
Withdrawable4-pole
115 kg
Cassette3 pole
60 kg
Cassette4 pole
73 kg
Terminal capacities
Copper barFixed mountingBlack
3 x 10 x 100 mm
Copper barWithdrawable unitsBlack
3 x 10 x 100 mm

Permissible continuous current for circuit‐breakers operating in switchboards at various internal ambient temperatures. The switchboard’s internal ambient temperature should be estimated using the calculation methods of IEC regulation.

Other technical data (sheet catalogue)
Tripping characteristics for universal and selective protection
Notes - tripping characteristics
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Design verification as per IEC/EN 61439

Operating ambient temperature min.
-25 °C
Operating ambient temperature max.
+70 °C
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Dimensions

① Recommended minimum enclosure size (not shown to scale)
]

ETIM for 123711 Low-voltage industrial controls and switchgear (EC000228)
Feature Name Feature Value
Overload release current setting (EF002336) 1280 A
Integrated earth fault protection (EF007296) No
Suitable for DIN rail (top hat rail) mounting (EF007250) No
DIN rail (top hat rail) mounting optional (EF008904) No
With switched-off indicator (EF007006) No
With integrated under voltage release (EF001390) No
Number of poles (EF001391) 3
Position of connection for main current circuit (EF006671) Back
Complete device with protection unit (EF008906) No
Motor drive integrated (EF006697) No
Motor drive optional (EF007386) No
Degree of protection (IP) (EF005474) IP20

Datasheet - PDF

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Title: Size: Type:
PDF CATALOGUE EATON EN .pdf 38 Mbytes
IZM32H3-U32W 123711 123711_EN.pdf 248 Kbytes IZM32H3-U32W 123711 123711_EN.pdf

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