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H A Electrical And Switchgear
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Siemens SIPROTEC 4 Numerical Protection Relay

Name: Siemens SIPROTEC 4 Numerical Protection Relay
Brand: H A Electrical And Switchgear

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MOQ : 1 Piece

Siemens SIPROTEC 4 Numerical Protection Relay Specification

Coil Power
Not Applicable (Numerical Relay)

Power Consumption
< 18 W

Working Temperature
-25C to +55C

Coil Voltage
Not Applicable (Numerical Relay)

Contact Form
SPDT / DPDT (varies by model)

Mechanical Life
10 million operations

Dielectiric Strength
2 kV, 50 Hz, 1 min

Contact Resistance
< 100 m

Protect Feature
Overcurrent, Earth Fault, Multifunctional Protection, Distance Protection, Feeder Protection

Ambient Temperature
-25C to +70C

Contact Material
AgCdO (Silver Cadmium Oxide)

Product Type
Numerical Protection Relay

Insulation Resistance
> 100 M at 500 V DC

Theory
Microprocessor-Based Numerical Protection

Usage
Numerical Protection and Monitoring of Electrical Systems

Contact Load
8 A at 250 V AC, 5 A at 30 V DC

Operate Time
< 15 ms

Terminal Type
Screw Terminals

Rated Voltage
110/220 V AC/DC

Supply Terminal
Rear Connection Terminals

Size
Standard 1/2 19-inch rack width

Color
Gray

Dimension (L*W*H)
approx. 270 x 144 x 185 mm

Weight
Approx. 2.5 kg

Control Inputs/Outputs
Configurable Digital Inputs/Outputs

Display
LCD with LED Indications

Time Synchronization
SNTP / IRIG-B

Frequency
50/60 Hz

Disturbance Recorder
Integrated (Oscillography Supported)

Measuring Input Range
1 A / 5 A CT Selectable

Languages Supported
Multilingual Menu (English, others)

Self Supervision
Continuous Self-Monitoring

Event Recording
Up to 1000 Fault/Event Records

Communication Protocols
IEC 61850, IEC 60870-5-103, Modbus, DNP 3.0

Mounting Type
Panel / Flush Mount

Firmware
Upgradable

Ingress Protection
IP51 (front), IP20 (rear)

Power Supply Range
AC: 100-240 V, DC: 24-250 V

Siemens SIPROTEC 4 Numerical Protection Relay Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Cash in Advance (CID)

Supply Ability
10 Pieces Per Month

Delivery Time
5-7 Days

Main Domestic Market
All India

About Siemens SIPROTEC 4 Numerical Protection Relay

The Siemens SIPROTEC 4 Numerical Protection Relay is a grand, hot-selling solution for digital protection and monitoring of electrical systems. With superb versatility, this limited stock relay features configurable control, top-notch self-supervision, and momentous panel/flush mounting. It boasts multi-protocol communication, robust ingress protection (IP51/IP20), and upgradable firmware. Valorous event and disturbance recording capacity-with support for multilingual menus-make this relay exemplary for critical applications. Its swift operate time (<15 ms), strong insulation, and mechanical endurance affirm superior reliability in complex power environments.

Superb Usage Features for Complex Power Networks

Designed for numerical protection and monitoring, the Siemens SIPROTEC 4 Relay provides multifunctional protection including overcurrent, earth fault, and distance feeder protection. Its robust material construction, LCD with LED indications, and reliable screw terminal connections enhance installation and integration. Whether for industrial, utility, or commercial infrastructures, its advanced digital processing and fast operate time ensure valorous protection. Selectable CT inputs and panel/flush mounting options make it ideal for a wide range of electrical setups.

Swift Sample Delivery & Reliable Certification Process

Sample units of the Siemens SIPROTEC 4 Numerical Protection Relay are available for evaluation, with quick dispatch assured under our efficient packing & dispatch system. Certified according to international standards, each unit passes rigorous testing before goods transport, ensuring quality and performance. Our sample policy is designed to facilitate informed decisions, supporting trusted relationships with every exporter, manufacturer, supplier, and trader across India. Experience hassle-free sample logistics with our reliable process.

FAQ's of Siemens SIPROTEC 4 Numerical Protection Relay:

Q: How does the Siemens SIPROTEC 4 enhance electrical system protection?

A: The Siemens SIPROTEC 4 relay offers numerical, multifunctional protection-including overcurrent, earth fault, and distance protection-for superior safety and monitoring, backed by high-speed operation and advanced diagnostic features.

Q: What types of installation are supported by the SIPROTEC 4 relay?

A: This relay supports both panel and flush mounting, ensuring adaptability across various switchgear and control panel configurations in electrical systems.

Q: When can I expect sample dispatch upon requesting the SIPROTEC 4 relay?

A: Samples are dispatched promptly, with quick packing and goods transport arranged immediately after receiving a valid request, meeting our commitment to efficient delivery.

Q: Where can the SIPROTEC 4 relay be effectively utilized?

A: The relay is ideal for use in utilities, industrial plants, commercial facilities, and any modern power network requiring dependable numerical protection and event monitoring.

Q: What benefits come with the continuous self-monitoring feature?

A: Continuous self-supervision assures dependable system reliability by swiftly identifying internal faults or communication issues, allowing prompt maintenance and reducing downtime risks.