Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1sna166747r0200 – socket tc e va
TE Connectivity TC-E-VA 1SNA166747R0200 is an ENTRELEC ESSAILEC 400 V, 8 A short-circuited voltage test socket with flush mounting and ring-tongue connections for protection, metering and voltage measurement circuits.
£95.75
Why Choose the TE Connectivity TC-E-VA ESSAILEC Voltage Test Socket?
The TE Connectivity TC-E-VA (1SNA166747R0200) is an ESSAILEC short-circuited voltage test socket designed for electrical protection, metering, measurement and voltage transformer circuits. Part of the TE Connectivity ENTRELEC ESSAILEC range, it provides a dedicated test interface for commissioning, monitoring and maintenance in industrial and utility electrical installations.
The TC-E-VA features flush mounting and ring-tongue connections, with short-circuited contacts designed around the ESSAILEC make-before-break test principle. Its grey polycarbonate body identifies it as part of the voltage range, while silver-plated conductive components provide a durable electrical connection for repeated professional testing operations.
Rated at 400 V and 8 A, the TC-E-VA supports cable sizes from 0.34–10 mm² and measures approximately 74 × 50 × 57 mm. It is compatible with accessories including the CPT-1 lid, FI-2/4-DIA4 universal plug and selected pre-wired ESSAILEC plugs, providing a flexible solution for protection panels, switchgear, substations and metering systems.
Key Advantages
- Purpose-designed ESSAILEC voltage test socket for professional protection and metering circuits.
- 400 V, 8 A rating for voltage measurement and testing applications.
- Short-circuited contacts support the ESSAILEC make-before-break testing concept.
- Flush mounting provides neat integration into electrical panels.
- Ring-tongue connections provide secure permanent conductor termination.
- Supports conductors from 0.34–10 mm².
- Compatible with dedicated ESSAILEC lids, universal plugs and pre-wired test plugs.
Key Features
- TE Connectivity ENTRELEC ESSAILEC series.
- TC-E-VA voltage test socket.
- Short-circuited contact configuration.
- Flush-mounting design.
- Ring-tongue termination.
- Grey voltage-range colour coding.
- Polycarbonate body.
- Silver-plated conductive parts.
- Compatible with CPT-1 lid.
- Compatible with FI-2/4-DIA4 universal plug.
- Designed for protection, metering, voltage measurement and commissioning circuits.
Reliable Voltage Testing for Protection and Metering Systems
ESSAILEC voltage test blocks provide a dedicated interface between permanently installed measurement or protection circuits and compatible test equipment. Their modular design allows engineers to perform commissioning, voltage measurement, monitoring and maintenance through an organised connection point while reducing the need to disturb permanent field wiring.
The TC-E-VA combines short-circuited contacts with flush mounting and secure ring-tongue termination. Together with compatible ESSAILEC plugs and accessories, this provides a practical testing solution for voltage transformer secondary circuits, protection relays and metering installations where repeatable and dependable test access is required.
Typical Applications
- Voltage transformer secondary circuits.
- Protection relay testing and commissioning.
- Electrical energy metering systems.
- Substation protection and control panels.
- Switchgear testing and maintenance.
- Voltage measurement and monitoring circuits.
- Industrial and utility power distribution systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Terminal Type | Disconnect / Test | |
|---|---|---|
| Product Series | TE Essailec | |
| Colour | Grey | |
| Manufacturer | TE Connectivity / ENTRELEC | |
| Series | ESSAILEC | |
| Model | TC-E-VA | |
| Manufacturer part number | 1SNA166747R0200 | |
| Product type | Voltage test socket / test block | |
| Circuit type | Voltage | |
| Contact configuration | Short-circuited | |
| Rated voltage | 400 V | |
| Rated current | 8 A | |
| Short-circuit withstand | 25 A / 5 s to 800 A / 25 ms | |
| Mounting type | Flush mounting | |
| Connection type | Ring tongue | |
| Supported conductor size | 0.34–10 mm² | |
| Body material | Polycarbonate | |
| Conductive parts | Silver-plated | |
| Colour | Grey | |
| Pollution degree | 3 | |
| Operating temperature | -10 to +55 °C | |
| Storage temperature | -25 to +70 °C | |
| Protection without / with lid | IP20 / IP40 | |
| Height | 74 mm | |
| Width | 50 mm | |
| Depth | 57 mm | |
| Weight | approx. 140 g | |
| Compatible lid | CPT-1 | |
| Compatible universal plug | FI-2/4-DIA4 | |
| Compatible pre-wired plugs | COR-T-R5-2.2 / COR-T-4-4 | |
| Pack quantity | 1 | |
| Country of origin | France |
Frequently Asked Questions
What is the TE Connectivity TC-E-VA 1SNA166747R0200?
The TC-E-VA is an ENTRELEC ESSAILEC short-circuited voltage test socket designed for protection, metering, voltage measurement, commissioning and maintenance applications.
What are the electrical ratings of the TC-E-VA?
The TE Connectivity TC-E-VA has a rated voltage of 400 V and a rated current of 8 A.
How is the TC-E-VA installed?
The TC-E-VA is designed for flush mounting and uses ring-tongue connections for secure permanent conductor termination.
What cable sizes does 1SNA166747R0200 support?
The TC-E-VA supports conductor sizes from 0.34–10 mm², making it suitable for a range of protection and voltage measurement installations.
Which ESSAILEC accessories are compatible with the TC-E-VA?
Compatible accessories include the CPT-1 lid, FI-2/4-DIA4 universal plug and selected pre-wired plugs including the COR-T-R5-2.2 and COR-T-4-4.
Trusted by Electrical Protection and Control Engineers Worldwide
TE Connectivity ENTRELEC ESSAILEC test blocks provide dependable connection and testing interfaces for voltage measurement, protection, metering and commissioning applications across industrial and utility electrical systems.
