3EL71W ELR-91 by Contrel

The Contrel 3EL71W ELR-91 is a differential protection relay engineered for precise electrical monitoring. This unit operates on a nominal auxiliary power supply of 110Vac/dc to 230V at 50-60Hz and features an adjustable threshold ranging from 0.025 to 25 A, alongside an adjustable delay of 0 to 5 seconds. Designed for recessed installation in a DIN panel measuring 72x72 mm, the relay incorporates an exchange relay output for effective system integration. For operational compatibility, it is built for use with CT-1 series current sensors. Each unit is supplied complete with a transparent front protection cover to safeguard the interface.

More Contrel part numbers

• 3MH12P / Type: EMM-4h-p-485
• 3TC02P
• 3TC04P/TCS-4
• ELR-7 / Cod. 3EL50WQ
• EMM-4H-p-485-A
• RI-R60

See all Contrel products

Frequently Asked Questions(FAQ):

---

What is the price of the 3EL71W ELR-91?

For customized pricing and availability, please fill out ourcontact formor give us a call. We are dedicated to providing solutions that align with your specific requirements.

---

While we are not the official distributor or seller ofContrelin the United States, we source our products from reliable channels and offer you originalContrelequipment at competitive prices.

How can I access 3EL71W ELR-91 catalogs, user manuals, technical documents, and PDFs?

---

You can access catalogs, user manuals, and technical documents for3EL71W ELR-91on our website. Visit our resources section or contact us directly for specific documents.

Do you provide technical support for 3EL71W ELR-91?

---

Do you provide technical support for 3EL71W ELR-91?

While we do not offer direct technical support, we can assist you in contacting the manufacturer to ensure you receive the support you need.