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Siemens 7PG2111-1DA30-0DD0 SOLKOR RF Feeder Protection Relay - 5A AC

Siemens 7PG2111-1DA30-0DD0 Feeder Protection Relay - 5A AC

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ManufacturerSiemens

Part number7PG2111-1DA30-0DD0

Rating 5A AC

Contact Arrangement 3 NO, 0 NC

Solkor Mode SOLKOR RF

Housing Size Case Size E6 (4U High)

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Circulating current differential protection 5A AC rated current 3 normally open contacts Suitable for pilot wire schemes Faster operating time

Product description

The Siemens 7PG2111-1DA30-0DD0 is a SOLKOR RF feeder protection relay designed for circulating current differential protection using pilot wires. It offers a higher rated current of 5A AC and features 3 normally open (NO) contacts. This relay is built with a pilot loop resistance of up to 2000 Ohms and a 5kV insulation level.

This relay is ideal for applications requiring fast and dependable fault clearance in pilot wire schemes. Its ability to provide accurate differential protection for feeders supports selective tripping for internal faults while maintaining stability during external fault conditions.

Stanlo Automation, a veteran-owned surplus parts distributor, provides this Siemens 7PG2111-1DA30-0DD0 relay. We are committed to supplying quality industrial automation components to keep your operations running smoothly.

Technical specifications

Rating	5A AC
Contact Arrangement	3 NO, 0 NC
Solkor Mode	SOLKOR RF
Housing Size	Case Size E6 (4U High)
Insulation Level	5kV pilots to earth
Pilot Loop Resistance	2000 Ohms MAX
Tripping	Three-pole tripping

Common applications

Feeder Protection

Industrial Power Systems

Distribution Networks

Substation Automation

Teleprotection Schemes

Compatible systems

Integrates into protection and control panels designed for pilot wire protection schemes.

Also known as

Siemens Solkor RF Feeder Protection 7PG2111 Series Relay 5A AC Protection Relay

Replaces / compatible with

Compatible with previous Siemens Solkor R, Solkor Rf, and Solkor R/Rf relays, offering enhanced performance in pilot wire protection schemes.

Technical note

Expert tip

This relay's circulating current principle allows for accurate differential protection, ensuring system stability even during external fault conditions.

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Frequently asked questions

What is the maximum pilot loop resistance for the Siemens 7PG2111-1DA30-0DD0?

The Siemens 7PG2111-1DA30-0DD0 Feeder Protection Relay supports a maximum pilot loop resistance of 2000 Ohms. This specification is crucial for ensuring proper operation in pilot wire protection schemes.