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Littelfuse Thermally Protected Varistor Module 277 V Metal LSP10
Specifications
| Country of Origin | China |
|---|---|
| Diameter | 4.8mm |
| Brand | Littelfuse |
| Material | Metal |
| THICKNESS | 30mm |
| Length | 64mm |
| Model | LSP10 |
| Depth | 48mm |
| Series | LSP10 |
| Maximum Operating Temperature | 85°C |
| Minimum Operating Temperature | -45°C |
| Standards/Approvals | EN61643-11 Type 2CE, IEC61643-11 Class II, UL1449 |
| Maximum AC Voltage | 320V ac |
| Maximum Surge Current | 10kA |
| Varistor Voltage | 277 V |
Key Features
- Designed for outdoor and commercial LED lighting protection applications.
- Incorporates thermal disconnect to prevent catastrophic failures and fire hazards.
- Handles maximum surge current of 10kA and withstands up to 320V AC.
- Compact dimensions of 64 mm length, 48 mm depth, and 30 mm thickness with 4.8 mm diameter.
- Operates reliably between -45°C and 85°C ambient temperatures.
- Meets EN61643-11 Type 2, IEC61643-11 Class II, and UL1449 standards.
- Suitable for roadway, traffic, street, flood, and digital signage lighting applications.
- Metal construction ensures durability and long operational life.
Product Description
Littelfuse LSP10 thermally protected varistor module model LSP10277P is designed to protect electronic equipment from transient overvoltage surges typically found in outdoor and commercial LED lighting fixtures. This varistor module is rated for a varistor voltage of 277 V with a maximum AC voltage of 320 V, providing robust surge protection against spikes caused by lightning strikes, switching activities, or fuse blowouts.
The metal construction offers strength and stability while maintaining a compact form factor with dimensions 64 mm length, 48 mm depth, 30 mm thickness, and a 4.8 mm diameter sensor area. The device incorporates a thermal disconnect feature that activates under excess temperature conditions to reduce the risk of catastrophic failure and potential fire hazards.
Operating temperature range from -45°C to 85°C ensures reliable performance in harsh outdoor environments. The module conforms to important industry standards such as EN61643-11 Type 2, IEC61643-11 Class II, and UL1449, making it suitable for integration into safety-critical lighting systems.
Typical applications include transient voltage protection for roadway lighting, traffic signals, street lighting, flood lighting, and digital signage. The product's surge current rating of 10kA ensures it can handle severe transient events without damage.
Designed for protection of industrial and commercial LED lighting. Thermally protected varistor includes built-in safety disconnect. Surge current capacity of 10kA with 320V maximum AC voltage rating. Compact size suited for space-constrained installations.
Compliance with international surge protection standards. Wide operating temperature range for outdoor use. Metal body for enhanced durability and reliability. Ideal for flood, street, and signage lighting transient protection.
Manufactured in China under Littelfuse’s LSP10 series. Explore more high-quality surge protection components and Varistors in the Electronics & Electricals category on EnvMart for reliable industrial and commercial applications.
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Frequently Asked Questions
The Littelfuse LSP10 has a maximum surge current rating of 10kA, allowing it to handle severe transient events without damage.
This model is rated for a varistor voltage of 277 V, providing robust protection against voltage spikes.
The dimensions of this unit are 64 mm in length, 48 mm in depth, and 30 mm in thickness, with a sensor area diameter of 4.8 mm.
It operates reliably in ambient temperatures ranging from -45°C to 85°C, making it suitable for harsh outdoor environments.
The Littelfuse LSP10 complies with EN61643-11 Type 2, IEC61643-11 Class II, and UL1449 standards, ensuring its reliability in safety-critical applications.
The varistor module is constructed from metal, providing strength and stability for its applications.
This unit is designed for transient voltage protection in applications such as roadway lighting, traffic signals, street lighting, flood lighting, and digital signage.
Yes, it incorporates a thermal disconnect feature that activates under excess temperature conditions to reduce the risk of catastrophic failure and potential fire hazards.
The maximum AC voltage rating for the Littelfuse LSP10 is 320 V, providing robust surge protection against voltage spikes.
The weight of this model is not explicitly stated in the provided specifications.
The thermal disconnect feature is significant as it prevents catastrophic failures and reduces fire hazards by disconnecting the circuit under excess temperature conditions.
This model is manufactured in China, ensuring compliance with international standards for surge protection.
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