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1sna166506r2200 – pf-ds-vl
TE Connectivity PF-DS-VL 1SNA166506R2200 is an 8 A blue-coded ENTRELEC ESSAILEC closed-contact voltage transformer test block socket with screw-clamp connections for protection, metering and measurement circuits.
£81.44
Why Choose the TE Connectivity PF-DS-VL ESSAILEC Test Block?
The TE Connectivity PF-DS-VL 1SNA166506R2200 is a professional ESSAILEC voltage transformer test block socket designed for reliable testing, measurement and maintenance of electrical voltage circuits. Part of the established TE Connectivity ENTRELEC ESSAILEC test block range, this model features closed contacts and a blue coding colour for clear circuit identification.
Designed for base or half-base mounting, the PF-DS-VL uses dependable screw-clamp termination for connection to field wiring. The ESSAILEC system provides engineers with a structured test interface for accessing voltage transformer and measurement circuits during commissioning, routine testing and maintenance.
With a rated current of 8 A, robust industrial construction and compatibility with ESSAILEC accessories including the CPP-1 lid and selected four-pole plugs, the PF-DS-VL is well suited to switchgear, protection panels, metering systems and electrical substations where safe and efficient test access is required.
Key Advantages
- Purpose-designed ESSAILEC test block for voltage transformer applications.
- Closed-contact configuration for continuous electrical connections.
- 8 A rated current for measurement and instrumentation circuits.
- Suitable for base and half-base mounting.
- Reliable screw-clamp termination for field wiring.
- Blue coding colour simplifies circuit identification.
- Compatible with selected ESSAILEC plugs and protective accessories.
Key Features
- TE Connectivity / ENTRELEC ESSAILEC series.
- PF-DS-VL closed-contact socket.
- Designed for voltage transformer circuits.
- 8 A nominal current.
- Short-circuit capability of up to 800 A for 1 s within ESSAILEC series specifications.
- Screw-clamp connection technology.
- Base / half-base mounting configuration.
- Blue coding colour.
- Compatible with CPP-1 and selected FIP four-pole test plugs.
Reliable Testing for Voltage Transformer Circuits
ESSAILEC test blocks are designed to provide a convenient interface between permanent electrical circuits and portable or fixed test equipment. In voltage transformer applications, this allows measurement and protection circuits to be accessed in a controlled manner during commissioning, fault finding and scheduled maintenance.
The PF-DS-VL combines closed contacts with secure screw-clamp wiring and coded ESSAILEC plug compatibility. This helps reduce connection errors while providing an organised test point within protection panels, metering equipment and electrical distribution assemblies.
Typical Applications
- Voltage transformer secondary circuits.
- Electrical protection and relay panels.
- Power and energy metering systems.
- Switchgear and distribution assemblies.
- Substation instrumentation systems.
- Industrial control and monitoring panels.
- Commissioning and maintenance test interfaces.
Technical Specifications
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| Terminal Type | Disconnect / Test | |
|---|---|---|
| Product Series | TE Essailec | |
| Connection | Screw clamp | |
| Manufacturer | TE Connectivity / ENTRELEC | |
| Series | ESSAILEC | |
| Model | PF-DS-VL | |
| Manufacturer part number | 1SNA166506R2200 | |
| Product type | Voltage transformer test block socket | |
| Contact configuration | Closed contacts | |
| Rated current | 8 A | |
| Short-circuit current | up to 800 A / 1 s | |
| Connection technology | Screw clamp | |
| Mounting type | Base / half-base mounting | |
| Coding colour | Blue | |
| Recommended tightening torque | 0.5–0.8 Nm | |
| Working temperature range | -10 to +55 °C | |
| Storage temperature range | -25 to +70 °C | |
| Protection without lid | IP20 | |
| Protection with lid | IP40 | |
| Compatible lid | CPP-1 | |
| Compatible four-pole plugs | FIP-1/4-D, FIP-1/4-G | |
| Weight | approx. 117 g | |
| Pack quantity | 1 |
Frequently Asked Questions
What is the TE Connectivity PF-DS-VL 1SNA166506R2200 used for?
The PF-DS-VL is an ESSAILEC test block socket designed primarily for testing and accessing voltage transformer, measurement and protection circuits.
What contact configuration does the PF-DS-VL use?
The PF-DS-VL has closed contacts, providing continuous connection through the test block during normal operation.
What is the rated current of the PF-DS-VL?
The ESSAILEC PF-DS-VL has a nominal current rating of 8 A.
How is the PF-DS-VL connected and mounted?
It uses screw-clamp terminals for field wiring and is designed for base or half-base mounting.
Which accessories are compatible with the PF-DS-VL?
The PF-DS-VL is compatible with the CPP-1 lid and selected ESSAILEC plugs including the FIP-1/4-D and FIP-1/4-G.
Trusted Test Connectivity for Electrical Protection Systems
TE Connectivity’s ENTRELEC ESSAILEC range provides dependable test interfaces for protection, metering and instrumentation circuits, helping engineers carry out commissioning and maintenance efficiently in demanding electrical installations.
