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IN20B4-20F 123548 EATON ELECTRIC Break switch, 4P, 2000 A, fixed

IN20B4-20F

123548

EATON-MOELLER

Break switch, 4P, 2000 A, fixed

Switch-disconnector, Air circuit-breakers/switch-disconnectors, Open switch-disconnectors, 4000 to 6300 A, without protection, Fixed, Construction size: IN20, Standard/Approval: IEC, Number of poles: 4 pole, Degree of Protection: IP20, IP55 with protective cover, Rated current = rated uninterrupted current: In = Iu 2000 A, up to 440 V 50/60 Hz: Icm 55 kA, t = 1 s: Icw 50 kA

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Low-voltage industrial components > Switch disconnector

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Delivery programme
Product range
 Air circuit-breakers/switch-disconnectors
Product range
 Open switch-disconnectors
Current Range
 over 4000 A
Protective function
 Switch disconnector
Installation type
 Fixed
Construction size
 IN20
Release system
 Electronic release
Standard/Approval
 IEC
Number of poles
 4 pole
Degree of Protection
 IP20, IP55 with protective cover
Rated current = rated uninterrupted current
 In= Iu A 2000
Making capacity Icm to 440 V 50/60 Hz
 Icm kA 55
t = 1 s
 Icw kA 50
t = 3 s
 Icw kA 30
Notes

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

Technical data
General
Standards
 IEC/EN 60947
Ambient temperature
Storage
 ϑ °C -40 - +70
Operating (open)
 °C -25 - +70
Mounting position
 >>
Utilization category
 B
Degree of Protection
 IP20, IP55 with protective cover
Direction of incoming supply
 as required
Main conducting paths
Rated current = rated uninterrupted current
 In= Iu A 2000
Rated uninterrupted current at 50 °C
 Iu A 2000
Rated uninterrupted current at 60 °C
 Iu A 1800
Rated uninterrupted current at 70 °C
 Iu A 1650
Rated impulse withstand voltage
 Uimp V AC 8000
Rated operational voltage
 Ue V AC 690
Use in IT electrical power networks up to U = 440 V
 IIT kA 32
Overvoltage category/pollution degree
 III/3
Rated insulation voltage
 Ui V 1000
Switching capacity
Rated short-circuit making capacity
 Icm
up to 440 V 50/60 Hz
 Icm kA 55
up to 690 V 50/60 Hz
 Icm kA 105
Rated short-time withstand current 50/60 Hz
t = 1 s
 Icw kA 50
t = 3 s
 Icw kA 30
Operating times
Closing delay via spring release
 ms 35
Break times
 ms 40
Total opening delay via shunt release
 ms 30
Total opening delay via undervoltage release
 ms 35/70
Maximum operating frequency
 Ops./h
Maximum operating frequency
 Operations/h 60
Heat dissipation at rated current In
Fixed mounting
 W 280
Withdrawable units (switch with cassette)
 W 560
Weight
Fixed mounting
3-pole
 kg 43
4-pole
 kg 54
Withdrawable
3-pole
 kg 48
4-pole
 kg 62
Cassette
3 pole
 kg 34
4 pole
 kg 38
Terminal capacities
Copper bar
Fixed mounting
Black
 mm 3 x 5 x 100
Withdrawable units
Black
 mm 3 x 5 x 100


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.
Design verification as per IEC/EN 61439(Show features)(Hide features)
Technical data for design verification
Operating ambient temperature min.
 °C -25
Operating ambient temperature max.
 °C 70
Dimensions
>

ETIM for 123548 Low-voltage industrial controls and switchgear (EC000216)
Feature Name Feature Value
Version as main switch (EF006981) No
Version as maintenance-/service switch (EF006986) No
Version as safety switch (EF006985) No
Version as emergency stop installation (EF006959) No
Version as reversing switch (EF009408) No
Number of poles (EF001391) 4
Motor drive optional (EF007386) No
Motor drive integrated (EF006697) No
Voltage release optional (EF007491) No
Suitable for front mounting 4-hole (EF007247) No
Suitable for front mounting centre (EF007248) No
Suitable for distribution board installation (EF007262) No
Suitable for intermediate mounting (EF007264) No
Interlockable (EF006281) No
With pre-assembled cabling (EF016444) No
Width (EF000008) 492 mm
Height (EF000040) 514 mm
Depth (EF000049) 511 mm

Datasheet - PDF

▲
Title: Size: Type:
PDF CATALOGUE EATON EN .pdf 38 Mbytes
IN20B4-20F 123548 123548_EN.pdf 213 Kbytes IN20B4-20F 123548 123548_EN.pdf

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