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SVG -LVD test report

Product catalog summary

Overview: This document is a Low Voltage Directive (LVD) test report for the Static Var Generator, model SVG-100kVar, prepared by Shenzhen BCT Technology Co., Ltd. It adheres to standards EN 62477-1:2012+A1:2017 and IEC 62477-1:2012+Amend 1:2016.

Specifications: The Static Var Generator has an input rating of AC400V, 50Hz, 150A, and 100kvar, designed for indoor use as a fixing device directly connected to the mains.

Testing Procedures: Conducted from June 08 to June 17, 2020, the tests included type tests for safety compliance, assessing protection against hazards, fault conditions, short circuit, overload protection, and electric shock.

Key Findings: The generator complies with safety standards, providing protection against hazards under normal and fault conditions, including electric shock and thermal hazards. It includes adequate short circuit and overload protection.

Recommendations: Emphasizes following installation instructions and selecting proper external wiring and protective devices to ensure safety.

Conclusion: The Static Var Generator meets safety standards and is safe for specified use. The report is valid only for tested models and requires written approval for reproduction.

Protective Equipotential Bonding (PEB): Requirements for electrical contact through metallic contact or bonding conductor are outlined, emphasizing continuity in bonding circuits.

Rating and Sizing of PEB: Bonding should be sized to prevent voltage drops during faults, verified through type tests.

PE Conductor Specifications: The PE conductor must remain connected when power is supplied, with cross-sectional area determined by standards.

Automatic Disconnection and Insulation: Systems must have protective bonding and a device to disconnect power in case of insulation failure.

Enhanced Protection: Includes reinforced insulation and protective separation between circuits for basic and fault protection.

Insulation Requirements: Insulation must consider pollution degree, overvoltage category, and system earthing, with specific requirements for different insulation types.

Clearance and Creepage Distances: Determined based on insulation type and environmental conditions, with specific requirements for clearance and creepage distances.

Insulation Specifications: Requirements for supplementary and reinforced insulation, with creepage distances for reinforced insulation being twice those for basic insulation.

Printed Wiring Boards (PWB) and Solid Insulation: PWBs must comply with spacing requirements, and solid insulation materials must withstand stresses with a CTI of 100 or greater.

Electrical Withstand Capability: Insulation must be tested for impulse withstand voltage and additional partial discharge tests.

Compatibility with RCDs: Insulation faults can affect RCD performance, requiring specific design conditions.

Capacitor Discharge: Capacitors must discharge to safe levels within specified times to prevent shock hazards.

Protection Against Electrical Energy Hazards: Equipment must prevent electrical energy hazards in operator access areas, defined by voltage and power criteria.

Fire and Thermal Hazards: Circuits representing fire hazards are identified, with temperature limits specified to prevent fire risks.

Mechanical Hazards: Component failure should not lead to hazards, with specific requirements for liquid-cooled PECS.

Environmental Stresses: Service conditions for operation, storage, and transportation must be specified, including temperature, humidity, and altitude considerations.

Sonic Pressure and Sound Level: Equipment producing noise must have sound pressure level measured, with a noted level of 64.8 dB.

Wiring and Connections: Wiring must be protected from mechanical damage, with insulation meeting DVC requirements and secure connections.

Interconnections and Supply Connections: Must comply with requirements to prevent electric shock, with information on wire sizes included in manuals.

Enclosures: Must provide mechanical protection and prevent hazards from loose parts, with secure handles and controls.

Test Requirements: Testing ensures compliance with standards, including type, routine, and sample tests, conducted under unfavorable conditions.

Test Specifications: Visual inspections and mechanical tests verify safety features and compliance with standards.

Ingress Protection Test (IP Rating): The enclosure is rated at IP20, verified through a type test.

Enclosure Integrity Test: Ensures no degradation of safety-relevant components after testing.

Deflection Test: Ensures clearances and creepage distances are maintained with applied forces.

Impact Test: Tests enclosure durability by dropping a steel ball onto it.

Stress Relief Test: Tests thermoplastic enclosures for shrinkage or distortion.

Stability Test: Ensures equipment stability by tilting and applying forces.

Wall or Ceiling Mounted Equipment Test: Tests secure mounting by applying a force equal to three times the equipment's weight.

Electrical Tests: Includes impulse voltage, AC/DC voltage, partial discharge, and protective impedance tests.

Touch Current Measurement: Measures touch current using IEC 60990:1999 test circuit.

Capacitor Discharge Test: Verifies capacitor discharge time as required.

Limited Power Source Test: Ensures compliance with overcurrent protective devices involved.

Temperature Rise Test: Ensures parts and surfaces do not exceed temperature limits.

Protective Equipotential Bonding Tests: Includes tests to ensure bonding paths adequacy under fault conditions.

Abnormal Operation and Simulated Faults Tests: Evaluates protection against hazards under abnormal conditions.

Output Short-Circuit Test: Ensures PECS can handle short-circuit scenarios without damage.

Short Circuit Testing: Outlines procedures for conducting short circuit tests on PECS.

Output Overload Test: Conducted after reaching normal operating temperatures at full load.

Breakdown of Components Test: Tests components for breakdown under full or light load.

PWB Short Circuit Test: Tests functional insulation on PWBs by short-circuiting.

Loss of Phase Test: Tests system response by disconnecting each line in turn.

Material Tests: Assess flammability and mechanical properties of materials used in PECS.

Environmental Tests: Ensure PECS safety under extreme conditions.

Information and Marking Requirements: Specifies necessary information for safe selection, installation, and maintenance of PECS.

Catalog excerpts

Shenzhen Consnant Technology Co., Ltd. Building B6, Junfeng Industrial Park, Yonghe Road, Fuhai Sub-District, Bao'an District, Shenzhen City, 518103 PR.China. Test Model: Additional Model No.: Note: This test report is limited to the above client company and the product model only. It may not be duplicated without prior written consent of Shenzhen BCT Technology Co., Ltd. This report shall not be reproduced except in full, without the written approval of Shenzhen BCT Technology Co., Ltd. Tel: 86-755-2947 5656 Fax: 86-755-2947 5655 http://www.bct-test.com

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