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1sna166948r0400 – tc-s-inf-vl-2-2
TE Connectivity / ENTRELEC TC-S-INF-VL-2.2 1SNA166948R0400 is an ESSAILEC screw-clamp test socket for voltage transformer measurement circuits, designed for base or half-base mounting with an integrated cover and coding arrangement.
£120.76
Why Choose the TE Connectivity TC-S-INF-VL-2.2 1SNA166948R0400 ESSAILEC Test Socket?
The TE Connectivity / ENTRELEC TC-S-INF-VL-2.2 1SNA166948R0400 is an industrial ESSAILEC test socket for voltage transformer circuits, designed to provide a dependable interface for electrical testing, measurement and commissioning. Part of the established ENTRELEC ESSAILEC test block series, it is suitable for protection, metering and power distribution installations where reliable access to voltage measurement circuits is required.
The TC-S-INF-VL-2.2 features screw-clamp connection technology and is designed for base or half-base mounting. Its configuration incorporates a cover and coding arrangement, helping protect the test interface and support correct connection of compatible ESSAILEC accessories during testing and maintenance procedures.
With a rated current of 8 A, industrial insulation characteristics and a grey coding colour, the TC-S-INF-VL-2.2 provides a robust solution for voltage transformer secondary circuits. Its modular ESSAILEC format enables integration into switchboards, protection panels and metering assemblies while providing technicians with an organised test connection point.
Key Advantages
- Purpose-designed ESSAILEC socket for voltage transformer applications.
- Screw-clamp connection technology provides secure conductor termination.
- Suitable for base and half-base mounting.
- Integrated cover and coding arrangement supports protected and correctly identified test connections.
- 8 A rated current for voltage measurement and testing circuits.
- Compatible with selected ENTRELEC ESSAILEC plugs and accessories.
- Designed for reliable commissioning, testing and maintenance of protection and metering installations.
Key Features
- TE Connectivity / ENTRELEC ESSAILEC series.
- TC-S-INF-VL-2.2 product designation.
- Designed for voltage transformer circuits.
- Screw-clamp conductor connection.
- Base / half-base mounting configuration.
- Grey coding colour.
- 8 A rated current.
- 25 A for 5 s to 800 A for 25 ms short-circuit current capability for the ESSAILEC voltage-transformer socket system.
- Cover and coding included for this socket configuration.
- Compatible with the COR-T-4-4 4-pole pre-wired plug.
Reliable Test Connectivity for Voltage Transformer Circuits
ESSAILEC test blocks provide a structured interface between voltage transformer secondary circuits and electrical test equipment. This allows technicians to carry out measurement, commissioning and maintenance procedures through a dedicated connection system, helping keep protection and metering panel wiring organised and reducing reliance on temporary test connections.
The TC-S-INF-VL-2.2 combines secure screw-clamp terminations with a base or half-base mounting format and an integrated cover and coding arrangement. When used with compatible ESSAILEC components, it provides a robust test interface for industrial power distribution, protection, metering and electrical monitoring systems.
Typical Applications
- Voltage transformer secondary circuits.
- Protection and metering panels.
- Electrical switchgear and switchboards.
- Power distribution installations.
- Utility measurement and protection systems.
- Industrial electrical control panels.
- Commissioning and maintenance test systems.
- Electrical monitoring and instrumentation circuits.
Technical Specifications
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| Terminal Type | Disconnect / Test | |
|---|---|---|
| Product Series | TE Essailec | |
| Connection | Screw clamp | |
| Manufacturer | TE Connectivity / ENTRELEC | |
| Series | ESSAILEC | |
| Model | TC-S-INF-VL-2.2 | |
| Manufacturer part number | 1SNA166948R0400 | |
| Product type | Voltage transformer test socket | |
| Application | Voltage transformer testing and measurement circuits | |
| Connection technology | Screw clamp | |
| Mounting type | Base / half-base mounting | |
| Coding colour | Grey | |
| Rated current | 8 A | |
| Short-circuit current | 25 A / 5 s to 800 A / 25 ms | |
| Pollution degree | 3 | |
| Tightening torque | 0.5–0.8 Nm | |
| Working temperature range | -10 to +55 °C | |
| Storage temperature range | -25 to +70 °C | |
| Protection without cover | IP20 | |
| Protection with cover | IP40 | |
| Product weight | approx. 170 g | |
| Compatible 4-pole pre-wired plug | COR-T-4-4 | |
| Pack quantity | 1 | |
| Barcode | 3472591669480 |
Frequently Asked Questions
What is the TE Connectivity TC-S-INF-VL-2.2 1SNA166948R0400 used for?
The TC-S-INF-VL-2.2 is an ESSAILEC test socket for voltage transformer applications, providing an organised connection interface for testing, measurement, commissioning and maintenance of electrical circuits.
What connection technology does the TC-S-INF-VL-2.2 use?
The socket uses screw-clamp connection technology to provide secure termination of conductors within the ESSAILEC test assembly.
How is the 1SNA166948R0400 mounted?
The TC-S-INF-VL-2.2 is designed for base or half-base mounting within compatible protection, metering and electrical panel assemblies.
What is the rated current of the TC-S-INF-VL-2.2?
The ESSAILEC voltage transformer test socket system has a rated current of 8 A.
Does the TC-S-INF-VL-2.2 include a protective cover?
Yes. This configuration is supplied with a cover and coding arrangement, providing additional protection and identification for the test interface.
Which pre-wired ESSAILEC plug is compatible with the TC-S-INF-VL-2.2?
The TC-S-INF-VL-2.2 is compatible with the COR-T-4-4 4-pole pre-wired plug within the ENTRELEC ESSAILEC system.
Trusted Test Connectivity for Electrical Protection and Measurement
TE Connectivity / ENTRELEC ESSAILEC test blocks provide dedicated test interfaces for voltage transformer, protection and metering circuits, supporting dependable commissioning, measurement and maintenance in industrial and utility electrical installations.
