Description
Surge Protective Device
ABB THQLSURGE2 Surge Protective Device is a residential surge protective device designed for compatible 120/240V AC electrical distribution applications. The unit uses a 2-pole configuration and pigtail connection for installation in approved compatible equipment.
ABB identifies THQLSURGE2 as a Type 1 surge protective device with a nominal surge current rating of 10 kA and a maximum surge current rating of 25 kA. :contentReference[oaicite:0]{index=0}
Product Highlights
- ABB residential surge protective device
- Catalog number THQLSURGE2
- 120/240V AC rating
- 2-pole configuration
- Pigtail connection
- Type 1 SPD
- 10 kA nominal surge current
- 25 kA maximum surge current
- Designed for compatible residential electrical distribution equipment
- UL 1449 Edition 3 standard listed in ABB product data
- Verify exact equipment compatibility before ordering
Technical Specifications
| Manufacturer | ABB |
|---|---|
| Catalog Number | THQLSURGE2 |
| Product Type | Surge Protective Device |
| Category | Residential |
| Voltage Rating | 120/240V AC |
| Number of Poles | 2 |
| SPD Type | Type 1 |
| Nominal Surge Current | 10 kA |
| Maximum Surge Current | 25 kA |
| Connection | Pigtail |
| Standard | UL 1449 Edition 3 |
| UL 1283 | No |
Surge Protection Details
The THQLSURGE2 is designed to help protect compatible residential electrical systems and connected equipment from transient overvoltage events.
ABB specifies a 10 kA nominal surge current and a 25 kA maximum surge current for this device. The product is identified as a Type 1 SPD for compatible applications. :contentReference[oaicite:1]{index=1}
The surge protective device should be matched to the exact electrical equipment and installed according to current ABB instructions and applicable electrical requirements.
Electrical Configuration
120/240V AC
ABB specifies the THQLSURGE2 for 120/240V AC electrical applications. :contentReference[oaicite:2]{index=2}
2-Pole Design
The THQLSURGE2 uses a 2-pole configuration for compatible residential electrical distribution equipment. :contentReference[oaicite:3]{index=3}
Type 1 SPD
ABB identifies the device as a Type 1 Surge Protective Device. :contentReference[oaicite:4]{index=4}
Surge Current Ratings
10 kA Nominal
The published nominal surge current rating is 10 kA.
25 kA Maximum
ABB lists a 25 kA maximum surge current for THQLSURGE2. :contentReference[oaicite:5]{index=5}
Pigtail Connection
ABB identifies THQLSURGE2 as a residential surge protective device with a pigtail connection.
The pigtail conductors must be routed and terminated according to the approved installation arrangement. Confirm the exact equipment configuration and manufacturer installation instructions before installation.
Common Applications
Residential Electrical Distribution
- Compatible residential electrical equipment
- 120/240V AC distribution systems
- Whole-panel surge protection applications
- Compatible load center installations
- Electrical system surge protection
Equipment Protection
- Protection from transient overvoltage events
- Compatible household electrical systems
- Residential branch circuit equipment
- Connected electrical and electronic equipment
- Approved Type 1 SPD applications
Installation & Selection Considerations
- Confirm catalog number THQLSURGE2 before ordering.
- Verify that a Type 1 surge protective device is appropriate for the application.
- Confirm compatibility with the exact load center, panelboard, or electrical equipment.
- Verify that the electrical system is compatible with the 120/240V AC rating.
- Confirm the 2-pole configuration is appropriate for the installation.
- Verify the approved pigtail connection and termination arrangement.
- Keep conductor routing consistent with ABB installation requirements.
- Do not exceed the published electrical or surge ratings of the device.
- Confirm the service and grounding configuration before installation.
- Maintain applicable electrical working clearances.
- De-energize equipment before installation or service.
- Verify absence of voltage before working inside electrical equipment.
- Installation and service should be performed by qualified electrical personnel.
- Follow current ABB instructions and all applicable local and national electrical codes.
Product Documents
Review the ABB THQLSURGE2 Product Details for the manufacturer's voltage rating, surge-current ratings, pole configuration, SPD classification, applicable standards, and additional product information.
Need Help Selecting a Surge Protective Device?
Our electrical and industrial product specialists can help review your electrical service, system voltage, load center, panel configuration, grounding arrangement, and surge protection requirements before you order.
Frequently Asked Questions
What is the catalog number?
The catalog number is THQLSURGE2.
What type of product is THQLSURGE2?
THQLSURGE2 is an ABB residential surge protective device.
What voltage is THQLSURGE2 rated for?
ABB lists a 120/240V AC rating.
How many poles does THQLSURGE2 have?
The device uses a 2-pole configuration.
What type of SPD is THQLSURGE2?
ABB identifies THQLSURGE2 as a Type 1 SPD.
What is the nominal surge current?
The published nominal surge current rating is 10 kA.
What is the maximum surge current?
ABB lists a maximum surge current of 25 kA.
Does THQLSURGE2 use a pigtail?
Yes. ABB identifies THQLSURGE2 as a surge protective device with a pigtail connection.
What standard is listed in the ABB product details?
ABB lists UL 1449 Edition 3 in the supplied product data.
Where can I review the ABB specifications?
The ABB THQLSURGE2 Product Details PDF is linked in the Product Documents section above.
Important Ordering & Installation Notes
- Product: Surge Protective Device.
- Catalog number: THQLSURGE2.
- Manufacturer: ABB.
- Category: Residential.
- Product type: Surge Protective Device.
- SPD type: Type 1.
- Voltage rating: 120/240V AC.
- Number of poles: 2.
- Nominal surge current: 10 kA.
- Maximum surge current: 25 kA.
- Connection style: Pigtail.
- ABB-listed standard: UL 1449 Edition 3.
- Confirm the exact load center, panelboard, and electrical system compatibility before ordering.
- Verify that a 120/240V AC, 2-pole Type 1 SPD is appropriate for the installation.
- Confirm the service, neutral, and grounding configuration before installation.
- Verify the approved pigtail routing and termination requirements.
- Do not exceed the published voltage or surge-current ratings of the device.
- Do not substitute an unrelated surge protective device based only on voltage or physical appearance.
- Maintain proper grounding and bonding throughout the electrical system.
- Follow ABB installation requirements for conductor routing and termination.
- Maintain required electrical working clearances around the electrical equipment.
- De-energize equipment before installing, removing, or servicing the surge protective device.
- Verify absence of voltage before working inside electrical equipment.
- Installation and service should be performed by qualified electrical personnel.
- Follow current ABB installation instructions and all applicable local and national electrical codes.
