Product Category : Limit Switches

Speed-O-Controls Pvt. Ltd offers Lever Type Limit Switches. Speed-O-Controls Pvt. Ltd manufactures crane control gears. The Flame-Proof Lever or Weight Operated Limit Switch are designed for operation in hazardous environment where explosive gases and vapors exist.

Lever [and weight operated] type Limit Switch LLS operates the control change-over contacts of motor of an moving equipment when a cam moving with loads actuates the lever / [or, the weight rests on a surface]of limit switch. This to turns the cams on a square shaft and operate the NO/NC change over contact elements. Lever Type Limit Switches are available in Flame Proof Types

OPERATION :
A two [or more]contact elements are operated by respective rotating cams, which are suitably fixwd on a square cam shaft turned by a lever [or weight]. The contacts operate at ± 15° from central neutral position.

DESIGN:
The aluminium die-cast body, lever and cover of the limit switch are finished by powder coating treatment. The cam shaft is mounted in the housing on moulded Nylon bushes [bearing] are fixed through the front & rear walls.

TECHNICAL DATA
Body material - powder coated aluminum Diecast
Degree of protection - IP-55IS: 13947 part 1
Mounting position - Floor mounting Cable Entries - Twin, 3/4" BS conduit No. Of contact - 2/3/or 4. Contact - silvcr-cadmimum Wire Connection - Screwed Terminals Rated Voltage - 500 V ac Thermal Test Current Operating Executions - 10 A