Two-way Pull Rope Switch HFKLT2 - China Suppliers and Factory for Emergency Belt Conveyor Shutdown Solutions
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)
- Number of contacts: Normally open 2, Normally closed 2 (NO 2 / NC 2)
Parameter
- 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 / Rated Current for each type of use:
- AC-15: Ue/Ie AC380V/0.8A
- DC-13: Ue/Ie DC220V/0.15A
- Protection class shell: IP55
- Rated short-circuit current limiting fuses with model tests: RT16-6A
Ordering Tips
Normally open 2 and normally closed 2 are two-stage two-way pull rope switches.
HFKLT2I two-way pull rope switch
Ordering Tips
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
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 (N) | Reset mode | Working stroke (mm) | Limit travel (mm) | 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 pull rope switches be customized for specific scenarios?
Yes, all products of the company can be customized for production according to the user's specific usage scenarios.
How does the two-way pull rope switch operate during an emergency?
When an emergency occurs, pulling the steel wire rope tied to the lifting eye of the switch moves the internal slider. This action controls the internal micro switch 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 design. It features an IP55 protection rating, making it suitable for long-term use in harsh environments.
What is the standard cable length provided with the machine?
The machine is equipped with a cable with a length of 0.5m when it leaves the factory. The cable pulling method corresponds to the marked cable color.
What are the environmental and operating limits for these switches?
The switches are designed to operate in temperatures ranging from -40℃ to 60℃, relative humidity up to 90%, atmospheric pressure of 80~120kpa, and altitudes less than 2000m. They have a switching life of 100,000 times.