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IZM20B3-A16F 123403 EATON ELECTRIC 123403 IZM20B3-A16F
IZM20B3-A16F
123403
EATON-MOELLER
123403 IZM20B3-A16F
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* Brand new product in its original packaging covered by the warranties and certifications provided by EATON-MOELLER
More info
▲Circuit-breaker, 3p, 1600A, fixed
Circuit-breaker IZM20 ( Air circuit-breakers/switch-disconnectors), 3 pole, Current Range: 4000 to 6300 A, Rated current = rated uninterrupted current( In = Iu): 1600 A, Rated ultimate short-circuit breaking capacity up to 440V/690V 42/42( Icu): 50 kA, Rated service short-circuit breaking capacity up to 440V/690V 42/42( Ics): 50 kA, Overload release, min.( Ir): 640 A, Overload release, max.( Ir): 1600 A, Installation type: Fixed, Standard/Approval: IEC, Protective function: System protection
Delivery program
Product range
Air circuit-breakers/switch-disconnectors
Product range
Open circuit-breakers
Current Range
4000 to 6300 A
Protective function
System protection
Installation type
Fixed
Construction size
IZM20
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]
1600 A
Rated ultimate short-circuit breaking capacity up to 440V/690V 42/42 [Icu]
50 kA
Rated service short-circuit breaking capacity up to 440V/690V 42/42 [Ics]
50 kA
Overload release, min. [Ir]
640 A
Overload release, max. [Ir]
1600 A
Non-delayed [Ii = In x …]
2 - 10
Notes
Including rear connection main terminals and secondary terminal blocks according to ordered breaker options.
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]
1600 A
Rated uninterrupted current at 50 °C [Iu]
1600 A
Rated uninterrupted current at 60 °C [Iu]
1500 A
Rated uninterrupted current at 70 °C [Iu]
1350 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]
23 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]
105 kA
Rated short-circuit making capacity [Icm]up to 690 V 50/60 Hz [Icm]
105 kA
Rated short-time withstand current 50/60 Hzt = 1 s [Icw]
50 kA
Rated short-circuit breaking capacity Icn [Icn]IEC/EN 60947 operating sequence Icu O-t-COup to 240 V 50/60 Hz [Icu]
50 kA
Rated short-circuit breaking capacity Icn [Icn]IEC/EN 60947 operating sequence Icu O-t-COup to 440 V 50/60 Hz [Icu]
50 kA
Rated short-circuit breaking capacity Icn [Icn]IEC/EN 60947 operating sequence Icu O-t-COup to 690 V 50/60 Hz [Icu]
50 kA
Rated short-circuit breaking capacity Icn [Icn]IEC/EN 60947 operating sequence Ics O-t-CO-t-COup to 240 V 50/60 Hz [Ics]
50 kA
Rated short-circuit breaking capacity Icn [Icn]IEC/EN 60947 operating sequence Ics O-t-CO-t-COup to 440 V 50/60 Hz [Ics]
50 kA
Rated short-circuit breaking capacity Icn [Icn]IEC/EN 60947 operating sequence Ics O-t-CO-t-COup to 690 V 50/60 Hz [Ics]
50 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
240 W
Heat dissipation at rated current InWithdrawable units (switch with cassette)
420 W
Weight
Fixed mounting3-pole
43 kg
Fixed mounting4-pole
54 kg
Withdrawable3-pole
48 kg
Withdrawable4-pole
62 kg
Cassette3 pole
34 kg
Cassette4 pole
38 kg
Terminal capacities
Copper barFixed mountingBlack
2 x 5 x 100 mm
Copper barWithdrawable unitsBlack
2 x 5 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 selective protection
Notes - tripping characteristics
Notes - tripping characteristics
Design verification as per IEC/EN 61439
Operating ambient temperature min.
-25 °C
Operating ambient temperature max.
+70 °C
Dimensions
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| PDF CATALOGUE EATON EN.pdf | 51 Mbytes |
|
| IZM20B3-A16F 123403 123403_EN.pdf | 220 Kbytes |
|
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