18.5KW CONTACTOR 3P + 1NO/1NC 24V DC

TeSys D contactor - 3P(3 NO) - AC-3 - <= 440 V 38 A - 24 V DC low consumption coil

Range: TeSys
Product or component type: Contactor
Contactor application: Resistive load, Motor control
Utilisation category: AC-3, AC-1, AC-4
Poles description: 3P
Power pole contact composition: 3 NO
[Ue] rated operational voltage: Power circuit: <= 690 V AC 25-400 Hz, Power circuit: <= 300 V DC
[Ie] rated operational current: 50 A (at <60 °C) at <= 440 V AC AC-1 for power circuit, 38 A (at <60 °C) at <= 440 V AC AC-3 for power circuit
Control circuit type: DC low consumption
[Uc] control circuit voltage: 24 V DC
Auxiliary contact composition: 1 NO + 1 NC
[Uimp] rated impulse withstand voltage: 6 kV conforming to IEC 60947
Overvoltage category: III
[Ith] conventional free air thermal current: 10 A (at 60 °C) for signalling circuit, 50 A (at 60 °C) for power circuit
Irms rated making capacity: 140 A AC for signalling circuit conforming to IEC 60947-5-1, 250 A DC for signalling circuit conforming to IEC 60947-5-1, 1660 A at 440 V for power circuit conforming to IEC 60947
Rated breaking capacity: 550 A at 440 V for power circuit conforming to IEC 60947
Associated fuse rating: 10 A gG for signalling circuit conforming to IEC 60947-5-1, 63 A gG at <= 690 V coordination type 1 for power circuit, 63 A gG at <= 690 V coordination type 2 for power circuit
Average impedance: 2 mOhm - Ith 50 A 50 Hz for power circuit
Electrical durability: 1.4 Mcycles 50 A AC-1 at Ue <= 440 V, 1.4 Mcycles 38 A AC-3 at Ue <= 440 V
Power dissipation per pole: 5 W AC-3, 3 W AC-1
Safety cover: With
Mounting support: Rail, Plate
Standards: CSA C22.2 No 14, EN 60947-4-1, EN 60947-5-1, IEC 60947-4-1, IEC 60947-5-1, UL 508
Product certifications: UL, GOST, CCC, GL, BV, RINA, CSA, LROS (Lloyds register of shipping), DNV
Operating time: 65.45-88.55 ms closing, 20-30 ms opening
Safety reliability level: B10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1, B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1
Mechanical durability: 30 Mcycles
Maximum operating rate: 3600 cyc/h 60 °C
Coil technology: Built-in bidirectional peak limiting diode suppressor
Control circuit voltage limits: Drop-out: 0.1-0.3 Uc DC (at 60 °C), Operational: 0.8-1.25 Uc DC (at 60 °C)
Time constant: 40 ms
Inrush power in W: 2.4 W (at 20 °C)
Hold-in power consumption in W: 2.4 W at 20 °C
Auxiliary contacts type: type mechanically linked 1 NO + 1 NC conforming to IEC 60947-5-1, type mirror contact 1 NC conforming to IEC 60947-4-1
Signalling circuit frequency: 25-400 Hz
Minimum switching current: 5 mA for signalling circuit
Minimum switching voltage: 17 V for signalling circuit
Non-overlap time: 1.5 ms on de-energisation between NC and NO contact, 1.5 ms on energisation between NC and NO contact
Insulation resistance: > 10 MOhm for signalling circuit