EWS

KEY FEATURES

  • Product replaced by the new EWS2 84 873 029
Output relayCode
1 changeover84892299

Specifications


Operating range 200 →500 V∿
Operating range 3 AC 230...440 V
Frequency 50 / 60 Hz +/- 1 Hz
Maximum consumption 25 VA

Output relay 1 or 2 changeovers
Type of contacts No cadmium
Nominal rating 8 A
Maximum breaking voltage 250 V AC
Max. voltage 440 V AC
Nominal breaking capacity 2000 VA
Min. breaking current 10 mA / 5 V
Electrical life (number of operations) AC 12 : 105 at 8A/250 V∿
Maximum rate (at full load) 360 operations / hour
Mechanical life (operations) 2 x 107
Pick-up delay T1 200 ms
Turn-off delay T2 300 ms in the event of phase failure
Connection capacity - without ferrule 2 x 2,5 mm2 1 x 4 mm2
Connection capacity - with ferrule 2 x 1,5 mm2
Max. tightening torque 1 Nm (screw M3 / IEC/EN 60947-1)

Operating temperature range (oC) -20 →+50
Storage temperature (0C) -30 →+70
Housing material Self-extinguishing
Protection (IEC/EN 60529) - Casing IP40
Protection (IEC/EN 60529) - Term. block IP20
Dielectric strength (IEC/EN 60255-5) 2,5 KV / 1 mn / 1 mA / 50 Hz
Insulation coordination (IEC/EN 60664-1) Overvoltage category III, degree of pollution 3
Weight (g) 110

Technical sketches

Timing diagrams EWS

Timing diagrams EWS
Legend
1-
Phase L1
2-
Phase L2
3-
Phase L3
4-
Relay

EWS / EWS2

EWS / EWS2

EWS

EWS

EWS

EWS
Legend
1-
Isolating switch
2-
Contactor
3-
Alarm
4-
Auxiliary power supply for contactor coil and signalling

EWS : Monitoring of three-phase motor. Manual re-engage after disappearance of the fault.

EWS : Monitoring of three-phase motor.

Manual re-engage after disappearance of the fault.
Legend
1-
Isolating switch
2-
Contactor
3-
Alarm
4-
Auxiliary power supply for contactor coil and signalling
Surveillance moteur triphasé Réenclenchement manuel après disparition du défaut. defecto

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