SIEMENS 7SJ6111-5EB00-1FB0/EE

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MOQ : 1 Ampere

SIEMENS 7SJ6111-5EB00-1FB0/EE Specification

Contact Material
Silver Alloy

Dielectiric Strength
2 kV AC, 50/60 Hz for 1 min

Working Temperature
-20C to +60C

Coil Voltage
110-240V AC/DC

Protect Feature
Overcurrent, Earth Fault, Short Circuit

Ambient Temperature
-20C to +70C

Power Consumption
Approx. 15 W

Contact Resistance
<100 m

Coil Power
<3.5 W

Mechanical Life
>10 Million Operations

Contact Form
SPDT/DPDT

Product Type
Numerical Protection Relay

Insulation Resistance
> 100 M at 500 V DC

Theory
Digital Microprocessor-Based Relay

Usage
Feeder Protection Relay

Contact Load
5A at 250V AC/30V DC

Operate Time
Approx. 15-25 ms

Terminal Type
Screw Terminal

Rated Voltage
110-240 V AC/DC

Supply Terminal
Rear Terminal Block

Size
Standard Panel Mount

Color
Grey/Black

Dimension (L*W*H)
Approx. 193 x 96 x 211 mm

Weight
Approx. 2.5 kg

About SIEMENS 7SJ6111-5EB00-1FB0/EE

MULTIFUNCTION PROTECTIVE RELAY WITH BACKLIT TEXT DISPLAY, 4 X 20 CHARACTERS, 7 PROGRAMMABLE LED, CASE 1/3 19", 8BI, 8BO, 1 WATCHDOG CONTACT PHASE CURRENT TRANSFORMER 1A SUPPLY VOLTAGE:DC 110V TO 250V, AC 115V TO 230V, TRIGG.LEVEL BINARY INPUT DC 88V FLUSH MOUNTING CASE, SCREW TERMINALS (DIRECT WIRING/RING LUGS) LANGUAGE ENGLISH, 50/60HZ, IEC/ANSI, REGION WORLD, (LANGUAGE CHANGEABLE) NO SYSTEM PORT WITHOUT DIGSI 4/MODEM PORT METERING: FAULT RECORDING FUNCTIONALITY: TOC+ MOTOR PHASE OVERCURRENT (50/51): I>,I>>,IP,REVERSE INTERLOCKING, INDEPENDENT OF PHASE ROTATION, GROUND OVERCURRENT (50N/51N): IE>, IE>>,IEP, OVERLOAD PROTECTION WITH 2 TIME CONSTANTS (49), TRIP CIRCUIT SUPERVISION (74TC) BREAKER FAILURE PROTECT.(50BF), COLD LOAD PICKUP, INRUSH BLOCKING, NEGATIVE SEQUENCE (46) LOCK OUT (86) MOTOR PROTECTION: UNDERCURRENT (37), NEGATIVE SEQUENCE (46), START UP SUPERVERSION (48), START UP BLOCK./LOCKOUT (66/86) WITHOUT AUTO-RECLOSURE

Comprehensive Protection and Monitoring

This SIEMENS relay offers advanced protection features including overcurrent, earth fault, and short circuit detection, vital for feeder applications. With continuous self-monitoring and internal memory event/disturbance recording, it ensures reliability and transparency in electrical system operation. Its robust construction, superior insulation, and secure password protection safeguard both equipment and data.

Flexible Communication and Easy Integration

Supporting essential industry protocols such as IEC 60870-5-103 and MODBUS, along with optional IEC 61850 for Ethernet communication, this relay integrates seamlessly into new and existing systems. Multiple communication ports and expandability facilitate future upgrades, making it suitable for utilities, industry, and infrastructure.

FAQs of SIEMENS 7SJ6111-5EB00-1FB0/EE:

Q: How does the SIEMENS 7SJ6111-5EB00-1FB0/EE improve feeder protection?

A: This relay offers comprehensive protection functions such as overcurrent, earth fault, and short circuit detection. It responds quickly (15-25 ms operate time) to faults, effectively isolating affected sections to prevent equipment damage and enhance operational safety.

Q: What communication protocols are available with this relay, and why are they important?

A: The relay supports IEC 60870-5-103 and MODBUS protocols by default, with IEC 61850 available as an option. These protocols enable seamless integration into substation automation systems, allowing remote monitoring, control, and data exchange.

Q: When is event and disturbance recording beneficial in power systems?

A: Event and disturbance recording becomes critical during fault analysis and troubleshooting. The relays internal memory stores relevant data, enabling operators to analyze incidents, determine root causes, and implement preventative measures to ensure system reliability.

Q: Where can the SIEMENS 7SJ6111-5EB00-1FB0/EE be installed?

A: Designed for flush or panel mounting, it is suitable for control rooms, substations, and switchgear panels across utilities, industrial plants, and infrastructure projects. Standard dimensions and rear screw terminals support straightforward panel integration.

Q: What is the process for expanding binary inputs and outputs?

A: The relay provides 8 binary inputs and outputs as standard, with the option to expand these as operational needs grow. Expansion modules can be added in accordance with installation guidelines to accommodate additional signals or control points.

Q: How does configurable password protection enhance device security?

A: Configurable access levels allow administrators to define who can view, modify, or control relay settings. This feature ensures only authorized personnel can make critical changes, reducing the risk of unauthorized or accidental adjustments.

Q: What are the main benefits of using this SIEMENS relay in harsh environments?

A: With insulation resistance exceeding 100 M, a wide voltage range, mechanical life over 10 million operations, and operation from -20C to +60C, this relay boasts exceptional durability, reliability, and suitability for challenging industrial environments.

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