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1sna400789r0000 – d70/22,yl
TE Connectivity 1SNA400789R0000 D70/22.YL is a yellow 70 mm² screw-clamp feed-through DIN rail terminal block rated at 192 A and 1000 V IEC for high-current industrial power connections.
£12.38
Why Choose the TE Connectivity D70/22.YL Feed-Through Terminal Block?
The TE Connectivity D70/22.YL, part number 1SNA400789R0000, is a heavy-duty screw clamp feed-through terminal block designed for secure power conductor termination in industrial electrical panels and distribution systems. Part of the ENTRELEC SNA terminal block range, this yellow DIN rail terminal combines high-current capability with robust screw-terminal connections for demanding industrial installations.
Designed for power circuits, the D70/22.YL has an IEC current rating of 192 A and an IEC voltage rating of 1000 V. Its screw-clamp termination system provides firm mechanical retention and reliable electrical contact, while the single-level feed-through configuration enables straightforward connection of incoming and outgoing power conductors.
The terminal accommodates flexible conductors from 16–70 mm² and rigid stranded conductors from 16–95 mm². With a 22 mm product spacing, yellow polyamide 6.6 housing and compatibility with TH35 DIN rails, the D70/22.YL is well suited to industrial switchboards, machinery, distribution assemblies and control cabinets.
Key Advantages
- Heavy-duty feed-through terminal block for industrial power circuits.
- 192 A IEC current rating for high-current conductor connections.
- 1000 V IEC voltage rating for demanding electrical installations.
- Accepts flexible conductors up to 70 mm².
- Accepts rigid stranded conductors up to 95 mm².
- Secure screw-clamp termination provides reliable conductor retention.
- Yellow housing provides clear visual identification within panel assemblies.
- Standard DIN rail mounting supports efficient control panel installation.
Key Features
- TE Connectivity ENTRELEC SNA D70/22.YL terminal block.
- Feed-through screw clamp configuration.
- 192 A IEC rated current.
- 1000 V AC operating voltage.
- 8400 A short-time withstand current for 1 s.
- 16–70 mm² flexible conductor capacity.
- 16–95 mm² rigid stranded conductor capacity.
- 22 mm spacing with yellow housing.
- Compatible with TH35-7.5 and TH35-15 DIN rails.
- IP20 protection rating.
Reliable High-Current Power Connections
Feed-through terminal blocks provide a secure and organised method of joining conductors within electrical panels and power distribution assemblies. The TE Connectivity D70/22.YL uses a screw-clamp termination system to maintain firm conductor contact, making it suitable for high-current circuits where dependable electrical continuity and mechanical retention are essential.
Its broad conductor capacity and standard DIN rail mounting format make the D70/22.YL particularly suitable for industrial power distribution and machinery applications. The combination of a 192 A IEC current rating, 1000 V rating and 8400 A one-second short-time withstand capability provides robust electrical performance for demanding power connections.
Typical Applications
- Industrial electrical control panels.
- Power distribution and switchboard assemblies.
- Machine control cabinets.
- Motor control centres and industrial machinery.
- High-current conductor termination.
- Automation and process control equipment.
- DIN rail power distribution systems.
Technical Specifications
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| Number of Levels | 1 | |
|---|---|---|
| Product Series | TE SNA | |
| Connection | Screw clamp | |
| Terminal Type | Multi-level | |
| Conductor Size | 70 mm² | |
| Colour | Yellow | |
| Manufacturer | TE Connectivity | |
| Brand / range | ENTRELEC SNA | |
| Model | D70/22.YL | |
| Part number | 1SNA400789R0000 | |
| Product type | Screw clamp terminal block | |
| Block function | Feed-through | |
| Circuit application | Power | |
| Number of circuits | 1 | |
| Number of poles | 2 | |
| Number of levels | 1 | |
| Number of positions | 6 | |
| Rated current (IEC) | 192 A | |
| Rated current (UL / CSA) | 159 A | |
| Voltage rating (IEC) | 1000 V | |
| Voltage rating (UL / CSA) | 600 V | |
| Impulse withstand voltage (IEC) | 8000 V | |
| Dielectric withstand voltage | 2200 V | |
| Short-time withstand current at 1 s | 8400 A | |
| Nominal wire size | 70 mm² / 2/0 AWG | |
| Flexible conductor capacity | 16–70 mm² | |
| Rigid stranded conductor capacity | 16–95 mm² | |
| Termination method | Screw terminal | |
| Tightening torque | 6 Nm | |
| Wire stripping length | 25 mm | |
| Tool size | 6 mm | |
| DIN rail mounting | TH35-7.5 / TH35-15 | |
| Housing material | Polyamide 6.6 | |
| Colour | Yellow | |
| Protection rating | IP20 | |
| UL flammability rating | UL 94V-0 | |
| Operating temperature range | -55 to +110 °C | |
| Installation temperature range | -5 to +40 °C | |
| Dimensions (H × W × D) | 74 × 22 × 75.4 mm | |
| Product spacing | 22 mm | |
| Weight | 158.1 g |
Frequently Asked Questions
What is the TE Connectivity D70/22.YL 1SNA400789R0000 used for?
The D70/22.YL is a feed-through screw clamp terminal block designed for connecting large power conductors in industrial distribution systems, switchboards, machinery and electrical control panels.
What is the current rating of the D70/22.YL?
The terminal block has an IEC rated current of 192 A and UL / CSA current ratings of 159 A.
What conductor sizes can the D70/22.YL accept?
It accommodates flexible conductors from 16–70 mm² and rigid stranded conductors from 16–95 mm², with a nominal wire size of 70 mm² or 2/0 AWG.
What voltage is the 1SNA400789R0000 rated for?
The D70/22.YL has an IEC voltage rating of 1000 V and UL / CSA voltage ratings of 600 V.
Which DIN rails are compatible with the D70/22.YL?
The terminal block is designed for installation on TH35-7.5 and TH35-15 DIN rails, supporting standard industrial panel construction.
What colour is the TE Connectivity D70/22.YL?
The D70/22.YL is yellow, providing clear visual identification when installed alongside other terminal blocks in an electrical panel.
Trusted Industrial Terminal Block Technology
TE Connectivity ENTRELEC SNA terminal blocks provide robust conductor termination for industrial power and control systems, supporting panel builders, machine manufacturers and automation engineers with dependable DIN rail connectivity.
