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PRODUCT DISPLAY   -   Pull Cord Switch
Pull Cord Switch
NO.1 INTRODUCTION:
Pull cord switch is used for emergency stop of conveyor machines.

NO.2 WORKING PRINCIPLE
As occurring emergency of belt conveyor machine, pull steel cord of pull cord switches to realize emergency stop or give alarm signal.
There are two model of pull cord switch, one is automatic restoration, the other one is manual restoration.

NO. 3 STRUCTURE FEATURES
1.Aluminum alloy shell reaches high strength, lightweight, shell of pull cord switch can reach IP 67, it can be worked under extremes environment for long time.
2.Large capacity of electric shock, moves sensitive and reliable.

NO. 4 USAGE AND INSTALLATIONS
Install pull cord switches every 30 meters on frames of conveyor machines, linked by steel cord through ring-pull of pull cord switches, adjust proper steel cord pressure to ensure restoration of pull cord switches.

NO.5 CONNECTION CABLES
Pull cord switches are equipped three-core cable, and mark No.1, No.2 and No.3 cables. No.1 and No.2 are normal open contact, No.1 and No.3 are normal close contact, if two normal open and two normal close, please advise it before ordering.

NO. 6 MAIN TECHNICAL PARAMETERS

Model

Contact capacity

Contact quantity

Action power

Restoration

type

Action trip

Limit

trip

Protection

Level

Weight

Normal

Open  

Normal

closed

LSKG-I

≤380V

≤3A

1

1

12±2 kg

Automatic

Restoration

15±2mm

20±2mm

IP65

1.2 kg

LSKG-II

2

2

Manual

Restoration

IP65

1.25 kg

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