LC7K09015M7

What type of component is this?

This is a TeSys K contactor designed for control applications, including motor control and resistive load switching. It has 3 main poles with 3 normally open power contacts.

What is the rated operational current for motor control applications?

For AC-3 and AC-3e motor control duties, LC7K09015M7 is rated at 9 A at up to 440 V AC when operating below 60 °C.

What is the rated current for resistive loads?

For AC-1 resistive load applications, the contactor is rated at 20 A at up to 690 V AC when operating below 60 °C.

What coil voltage does this contactor use?

The contactor uses a 220 to 230 V AC control coil, suitable for 50/60 Hz control circuits.

How many auxiliary contacts are included?

It includes one instantaneous normally closed auxiliary contact, identified as 1 NC.

What motor power ratings does this contactor support?

Typical AC-3 motor ratings are 2.2 kW at 220 to 230 V AC and 4 kW at 380 to 415 V AC, 440 V AC, or 690 V AC.

What mounting method is this contactor designed for?

This TeSys K contactor is intended for printed circuit board mounting, using solder pin connections.

What are the main electrical contact arrangements?

The power circuit has three normally open main contacts, making it suitable for switching three-phase loads.

What rated operational voltage can the power circuit handle?

The power circuit is rated for operational voltages up to 690 V AC at frequencies up to 400 Hz.

What rated insulation voltage applies to this contactor?

The rated insulation voltage is 690 V for the power circuit under IEC 60947-4-1, with 600 V ratings under UL 508 and CSA C22.2 No. 14.

What is the rated impulse withstand voltage?

The contactor has a rated impulse withstand voltage of 8 kV and is classified in overvoltage category III.

What fuse ratings are associated with this contactor?

For the power circuit, the associated fuse ratings are 25 A gG at up to 440 V and 25 A aM. For the signalling circuit, the associated fuse rating is 10 A gG.

What are the physical dimensions of the contactor?

The contactor measures approximately 58 mm high, 45 mm wide and 57 mm deep, with a net weight of around 0.225 kg.

What is the expected mechanical durability?

The mechanical durability is rated at 10 million cycles, making it suitable for frequent switching duties within its stated ratings.

What is the electrical durability for common duty categories?

Electrical durability is rated at 1.3 million cycles for 9 A AC-3 or AC-3e duty at up to 440 V, and 0.16 million cycles for 20 A AC-1 duty at up to 690 V.

What is the maximum operating rate?

The maximum operating rate is 3,600 cycles per hour, subject to the contactor being used within its specified electrical and environmental limits.

What operating times are specified?

The closing time is approximately 30 to 40 ms from coil energisation to normally open contact closure. Opening time is approximately 30 ms from coil de-energisation to normally open contact opening.

What environmental standards and certifications are associated with this contactor?

The contactor is listed with standards including EN/IEC 60947-4-1, UL 60947-4-1, CSA C22.2 No. 60947-4-1 and GB/T 14048.4. Product certifications include CB Scheme, CCC, UL, CSA, EAC, CE and UKCA.

What IP rating does the contactor have?

The contactor has an IP2X degree of protection in accordance with VDE 0106.

What storage temperature range is specified?

The specified ambient air temperature range for storage is -50 °C to 80 °C.

What altitude can it operate at without derating?

The contactor can operate at altitudes up to 2,000 metres without derating.

What coil power consumption should be expected?

The inrush power and hold-in power consumption are both specified as 3 VA at 20 °C, with heat dissipation of approximately 3 W.