General Information
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- Extended Product Type:
- EK370-40-11 220-230V 50Hz
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- Product ID:
- SK827040-AL
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- EAN:
- 7320500041239
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- Catalog Description:
- EK370-40-11 220-230V 50Hz Contactor
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- Long Description:
- A 4-pole Contactor suitable for Distribution and Rail way applications AC and DC switching. Operated with control voltage, versions from 24….690 AC, 50/60 Hz and 24-220 V DC
Categories
- Products » Low Voltage Products and Systems » Control Products » Contactors » Block Contactors
Technical
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- Number of Main Contacts NO:
- 4
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- Number of Main Contacts NC:
- 0
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- Number of Auxiliary Contacts NO:
- 1
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- Number of Auxiliary Contacts NC:
- 1
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- Rated Operational Voltage:
- Main Circuit 1000 V
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- Conventional Free-air Thermal Current (Ith):
- acc. to IEC 60947-4-1, Open Contactors q = 40 °C 550 A
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- Rated Operational Current AC-1 (Ie):
- (690 V) 40 °C 550
(690 V) 55 °C 470
(690 V) 70 °C 400
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- Rated Operational Current AC-3 (Ie):
- (440 V) 55 °C 550 A
(500 V) 55 °C 370 A
(690 V) 55 °C 370 A
(1000 V) 55 °C 155 A
(380 / 400 V) 55 °C 400 A
(220 / 230 / 240 V) 55 °C 400
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- Rated Operational Power AC-3 (Pe):
- (415 V) 220 kW
(440 V) 220 kW
(500 V) 250 kW
(690 V) 355 kW
(1000 V) 220 kW
(380 / 400 V) 200 kW
(220 / 230 / 240 V) 110 kW
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- Rated Breaking Capacity AC-3 acc. to IEC 60947-4-1:
- 8 x Ie AC-3
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- Rated Making Capacity AC-3 acc. to IEC 60947-4-1:
- 10 x Ie AC-3
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- Short-Circuit Protective Devices:
- gG Type Fuses 630 A
-
- Rated Short-time Withstand Current (Icw):
- at 40 °C Ambient Temp, in Free Air, from a Cold State 10 s 5300 A
at 40 °C Ambient Temp, in Free Air, from a Cold State 15 min 1000 A
at 40 °C Ambient Temp, in Free Air, from a Cold State 1 min 3000 A
at 40 °C Ambient Temp, in Free Air, from a Cold State 1 s 5500 A
at 40 °C Ambient Temp, in Free Air, from a Cold State 30 s 3700 A
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- Maximum Electrical Switching Frequency:
- (AC-1) 300 cycles per hour
(AC-2 / AC-4) 120 cycles per hour
(AC-3) 300 cycles per hour
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- Rated Insulation Voltage (Ui):
- acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 1000 V
acc. to UL/CSA 600 V
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- Rated Impulse Withstand Voltage (Uimp):
- 8 kV
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- Mechanical Durability:
- 5 million
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- Maximum Mechanical Switching Frequency:
- 3600 cycles per hour
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- Coil Operating Limits:
- (acc. to IEC 60947-4-1) Uc (at θ ≤ 70 °C)
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- Rated Control Circuit Voltage (Uc):
- 50 Hz 220 … 230 V
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- Coil Consumption:
- Holding at Max. Rated Control Circuit Voltage 50 Hz 125 V·A
Holding at Max. Rated Control Circuit Voltage 60 Hz 140 V·A
Pull-in at Max. Rated Control Circuit Voltage 50 Hz 3500 V·A
Pull-in at Max. Rated Control Circuit Voltage 60 Hz 4000 V·A
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- Operate Time:
- Between Coil De-energization and NC Contact Closing 10 … 20 ms
Between Coil De-energization and NO Contact Opening 13 … 23 ms
Between Coil Energization and NC Contact Opening 25 … 55 ms
Between Coil Energization and NO Contact Closing 30 … 60 ms
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- Degree of Protection:
- acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20
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- Connecting Terminals (delivered in open position) Main Poles:
- Flat type c/w screws and bolts
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- Terminal Type:
- Main Circuit: Bars
Technical UL/CSA
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- General Use Rating UL/CSA:
- (600 V AC) 420 A
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