SIEMENS 7SD5221-5AB29-0CK0/GG (DISPLAY DAMAGE) MULTI TERMINAL LINE PROTECTION

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SIEMENS 7SD5221-5AB29-0CK0/GG (DISPLAY DAMAGE) MULTI TERMINAL LINE PROTECTION Specification

Contact Form
SPST / DPDT (configurable)

Power Consumption
30 VA max

Protect Feature
Line Differential, Distance, Earth Fault & Pilot Protection

Coil Power
<3 W

Contact Material
Silver Alloy

Ambient Temperature
-10C to +55C

Coil Voltage
110 V DC

Dielectiric Strength
2 kV AC (50 Hz) for 1 min

Mechanical Life
>10,000 operations

Working Temperature
-10C to +70C

Contact Resistance
<100 m

Product Type
Digital Protective Relay

Insulation Resistance
>100 M at 500V DC

Theory
Numerical Differential Protection

Usage
Multi Terminal Line Protection for Power Transmission Systems

Contact Load
5 A, 250 V AC

Operate Time
15 ms

Terminal Type
Screw-type Terminals

Rated Voltage
110 V DC / 220 V DC / 240 V AC

Supply Terminal
Rear Panel

Size
Standard 19 Rack Mount

Color
Grey

Dimension (L*W*H)
483 x 290 x 180 mm

Weight
Approx. 10 kg

About SIEMENS 7SD5221-5AB29-0CK0/GG (DISPLAY DAMAGE) MULTI TERMINAL LINE PROTECTION

Take advantage of this Hot deal on the SIEMENS 7SD5221-5AB29-0CK0/GG Multi Terminal Line Protection relayoffered for a Limited Time at an Unbeatable Price! Despite a damaged LCD display, this valiant protection unit brings peerless numerical differential protection to your transmission lines. With virtuoso performance in current differential, distance, and earth fault protection, and advanced interfaces like Ethernet and fiber optic, its engineered for the most demanding utility grids. Secure this professional-grade solution for panel/rack mounting, ideal for power transmission and substationsgrab it before its gone!

Premium Multi-Terminal Protection for Power Transmission Systems

The SIEMENS 7SD5221-5AB29-0CK0/GG Multi Terminal Line Protection device stands out for its robust application in HV transmission lines, substations, and utility grids. Key features include configurable analog inputs, a full suite of protection functions (current differential, distance, overcurrent, earth fault), and programmable front-panel indicators. Engineered for control rooms, it supports reliable, rapid operation in demanding environments and guarantees protection with its IP20 enclosure. Suitable for indoor, rack or panel mounting applications, it offers valiant and versatile protection built for critical infrastructure.

Global Market Reach & Prompt Delivery Assurance

The SIEMENS 7SD5221-5AB29-0CK0/GG is widely exported and supplied across diverse markets, supported by ISO certifications. With each Purchase Order, clients benefit from quick dispatch and seamless drop-off services, ensuring reliability and minimal downtime. Our established export and delivery network is specifically designed for importers, distributors, and direct service providers across India and internationally, guaranteeing swift order processing and secure, scheduled delivery. Trust in a globally recognized product with peerless operational credentials.

FAQs of SIEMENS 7SD5221-5AB29-0CK0/GG (DISPLAY DAMAGE) MULTI TERMINAL LINE PROTECTION:

Q: How does the SIEMENS 7SD5221-5AB29-0CK0/GG ensure reliable power system protection?

A: This device integrates current differential, distance, overcurrent, and earth fault protection to provide multi-layered line security. Its numerical protection system ensures rapid and precise fault response, minimizing system risk and downtime.

Q: What are the core application areas for this Multi Terminal Line Protection relay?

A: Designed for HV transmission lines, substations, and utility grids, the relay is ideal for critical infrastructure where uninterrupted protection and event recording are mandatory.

Q: Where can the SIEMENS 7SD5221-5AB29-0CK0/GG be installed?

A: The unit is suitable for panel or rack mounting in indoor control rooms. Its robust design supports use in environments ranging between -10C to +70C, with up to 95% humidity (non-condensing).

Q: What benefit does the damaged display have on the devices overall function or value?

A: Though the LCD display is damaged, all protection, communication, and relay operation features remain fully functionalmaking this a unique opportunity for price-sensitive buyers seeking high-value, peerless protection.

Q: How quickly can delivery be arranged after submitting a Purchase Order?

A: We prioritize quick dispatch following order confirmation, backed by a streamlined drop-off system to minimize customer wait times and ensure timely supply to all locations.

Q: What communication standards does the device support for seamless grid integration?

A: The unit offers versatile protocol support, including IEC 61850, Modbus, and DNP3, over Ethernet, RS485, and fiber optic connections for smooth integration into modern utility networks.

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