Emergency Two-way Pull Rope Switch HFKLT2 for Belt Conveyors - China Suppliers & Factory
Advantage
All products of the company can be customized for production according to user usage scenarios.
Working Principle
When an emergency occurs at the tape transportation site, the steel wire rope tied to the lifting eye of the pull rope switch can be pulled, so that the slider in the machine controls the action of the internal micro switch to initiate a shutdown or alarm signal. Automatic reset handle rear reset.
Structural Features
This machine adopts aluminum alloy precision die-casting shell, which is high in strength and light in weight. The shell protection level reaches IP55 and can work in harsh environments for a long time.
The contact capacity is large and the action is sensitive and reliable.
Type and Meaning
Working Conditions
Relative humidity: Not more than 85%
Action angle: <30° | Limit angle: 60°
Operating force: >3KG
Number of contacts: Normally open 1 / Normally closed 1 (NO 1 / NC 1) & Normally open 2 / Normally closed 2 (NO 2 / NC 2)
Parameters
Implementation standard: GB/T14048.5-2017
Rated insulation voltage (Ui): 400V
Conventional thermal current (Ith): 3A | Use Category: AC-15, DC-13
Rated operating voltage/Current: AC-15: Ue/Ie AC380V/0.8A | DC-13: DC220V/0.15A
Protection class shell: IP55
Rated short-circuit current limiting fuses: RT16-6A (with model tests)
Ordering Tips
Normally open 2 and normally closed 2 are two-stage two-way pull rope switches.
HFKLT2I two-way pull rope switch
The machine is equipped with a cable with a length of 0.5m when it leaves the factory. The cable pulling method refers to the marked cable color.
HFKLT2II two-way pull rope switch
HFKLT2 series two-way pull rope switch
HFKLT2 series two-way pull rope switch
Product Overview
When emergency power outage can be achieved everywhere in the machine or equipment, a safety rope switch is needed. The emergency stop switch can be actuated by a pre-tensioned pull rope.
Conditions of Use
Environment Temperature: -40℃~60℃
Relative Humidity: Not more than 90%
Atmospheric pressure: 80~120kpa
Altitude: Less than 2000m
Life: Switching 100,000 times
Insulation Voltage: AC1000V Test 1 minute
| Model | Contact capacity | Contacts | Operating force | Reset mode | Working stroke | Limit travel | Protection class | |
|---|---|---|---|---|---|---|---|---|
| NO | NC | |||||||
|
LLP2-1 KLT2-1 HFKLT2-1 |
≤380V ≤2A |
1 | 1 | 12±2 | Automatic reset | 15±2 | 20±2 | IP55 |
|
LLP2-2 KLT2-2 HFKLT2-2 |
1 | 1 | Manual Reset | |||||
Frequently Asked Questions (FAQ)
Can the HFKLT2 series pull rope switch be customized?
Yes. All products of the company can be customized for production according to specific user usage scenarios.
How does the emergency stop switch operate in case of an emergency?
When an emergency occurs, pulling the steel wire rope tied to the lifting eye controls the action of the internal micro switch via a slider to initiate a shutdown or alarm signal.
What materials and protection ratings are used for the switch shell?
The switch uses an aluminum alloy precision die-casting shell, which provides high strength and a lightweight structure. The shell protection level reaches IP55, suitable for long-term work in harsh environments.
What are the key differences between the HFKLT2-1 and HFKLT2-2 models?
The primary difference lies in the reset mode: the HFKLT2-1 model features an automatic reset, while the HFKLT2-2 model features a manual reset.
What environmental conditions can the switch withstand?
The switch operates in ambient temperatures from -40℃ to 60℃, relative humidity up to 90%, atmospheric pressure of 80~120kpa, and altitudes less than 2000m.
What is the service life and insulation performance of the switch?
The switch has an operational life of 100,000 switching cycles and an insulation voltage rating of AC1000V tested for 1 minute.