GE Multilin L90 Line Current Differential System
$300.00
$600.00
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Description
Overview
The General Electric Multilin L90 is an advanced, cost-effective relay for line current differential protection. It suits transmission lines and cables across various voltage levels.
Key Features
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High-Speed Protection: Provides rapid protection optimized for transmission lines and feeders.
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Distance Protection: Supports dual-breaker applications for both single and three-pole tripping.
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Synchronized Sampling: Reduces communication issues through synchronized sampling at each relay.
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Adaptive Restraint: Balances sensitivity for internal faults and security for external faults.
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Inter-Relay Communication: Enables effective communication via fiber and various interfaces.
Protection Capabilities
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Phase-Segregated Differential Protection: Ensures high-speed single-pole tripping.
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Phase and Ground Distance Protection: Offers high-speed protection across five zones with independent compensation.
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Sensitivity Enhancements: Increases sensitivity through dynamic charging current and channel asymmetry compensation.
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Synchrophasor Support: Integrates with Phasor Measurement Units, meeting IEEE C37.118 and IEC 61850 standards.
Communication and Connectivity
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Ethernet Ports: Three independent Ethernet ports for simultaneous connections.
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Time Synchronization: Achieves 1 microsecond synchronization via LAN with IEEE 1588 support.
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Cybersecurity: Features "CyberSentry™" for advanced security.
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IEC 61850 Compliance: Adheres to IEC 61850 standards, supporting flexible configurations.
Applications
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Versatile Use: Ideal for overhead and underground cables, including series-compensated lines.
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Three-Terminal Configurations: Supports three-terminal lines for improved system monitoring.
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Secure Application: Compatible with Capacitively-Coupled Voltage Transformers (CCVTs) for reliable performance.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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