LC1F800

What type of industrial application is this contactor designed for?

This contactor is designed for high-power motor control and resistive load switching. It is suited to AC-3, AC-1 and AC-4 utilisation categories in industrial electrical control panels.

How many poles does this contactor have?

It is a 3-pole contactor with 3 normally open main power contacts, making it suitable for three-phase switching applications.

What is the rated operational current for motor control?

For AC-3 motor control applications, LC1F800 is rated at 800 A at up to 440 V AC and an ambient temperature of up to 55 °C.

What is the rated operational current for resistive loads?

For AC-1 resistive load applications, the contactor is rated at 1000 A at up to 440 V AC and an ambient temperature of up to 40 °C.

What voltage range can the main power circuit handle?

The main power circuit is rated for up to 1000 V AC at 50/60 Hz and up to 460 V DC, depending on the application and installation conditions.

What motor power ratings are associated with this contactor?

Typical AC-3 motor ratings include 250 kW at 220–240 V AC, 450 kW at 380–440 V AC, 450 kW at 500 V AC, and 475 kW at 660–690 V AC.

Does this contactor include a coil?

The LC1F800 contactor body is commonly listed as a version without a coil. Compatible coil options depend on the required control circuit voltage and coil type.

What control circuit voltage options are compatible?

Compatible control circuit options include 110–400 V AC with LX1/LX9 coils, 110–400 V DC with LX4 coils, 100–250 V AC with LXE coils, and 100–380 V DC with LXE coils.

What are the main terminal connection details?

The power circuit uses bar connections with a 60 x 5 mm busbar cross-section and bolted power connections. The power circuit tightening torque is 58 N.m.

What are the control terminal connection sizes?

The control circuit uses screw clamp terminals. Depending on conductor type and cable end preparation, compatible conductor sizes range from 1 to 4 mm², with some two-wire configurations using 1 to 2.5 mm².

What is the mechanical durability of this contactor?

The contactor has a mechanical durability rating of 5 million operating cycles, making it suitable for demanding industrial switching applications.

What is the maximum operating rate?

The maximum operating rate is 600 cycles per hour at an ambient temperature of up to 55 °C.

What are the typical operating times?

Operating time depends on the coil type. Typical closing time is 60–80 ms with LX1/LX9 or LX4 coils, while opening time can range from 40–50 ms with LX4 coils to 160–180 ms with LX1/LX9 coils.

What level of ingress protection is provided?

The front face is rated IP20 when fitted with suitable shrouds, in accordance with IEC 60529 and VDE 0106.

What are the operating temperature limits?

The contactor is designed to operate in ambient air temperatures from -5 °C to 55 °C. Its storage temperature range is -60 °C to 80 °C.

What are the dimensions and weight?

The contactor measures approximately 304 mm high, 309 mm wide and 255 mm deep. The product weight is approximately 18.75 kg.

What standards is this contactor designed to meet?

The contactor is designed in accordance with key low-voltage switchgear standards including IEC 60947-1, IEC 60947-4-1, EN 60947-1 and EN 60947-4-1.

What fuse ratings are associated with this contactor?

Associated fuse ratings include 1000 A gG and 800 A aM at up to 440 V, depending on the protection arrangement used in the installation.