1 Scope
This part specifies terms and definitions, product classification, technical requirements, inspection rules as well as marking, packaging, transport and storage of railway signal power supply panel (hereinafter referred to as power supply panel).
This part is applicable to power supply equipment for railway signal all-relay interlocking equipment, computer-interlocking equipment, hump signal equipment, 25Hz phase detecting track circuit, section automatic blocking equipment and other equipment.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this part of TB/T 1528. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this part of TB/T 1528. However parties to agreements based on this part of TB/T 1528 are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB 191 Packaging - Pictorial Marking for Handling of Goods
GB/T 3047.2-1992 Series of Basic Dimensions of Panels, Racks and Enclosure for Vertical Increment of 44.45mm
GB 4208-1993 Degrees of Protection Provided by Enclosure (IP Code) (eqv IEC 60529: 1989)
GB 4943-1995 Safety of Information Technology Equipment Including Electrical Business Equipment (idt IEC 950: 1991)
GB 5023.1-1997 Polyvinyl Chloride Insulated Cables of Rated Voltages up to and Including 450/750V - Part 1: General Requirements (idt IEC 227-1: 1993)
GB 7251.1-1997 Low-voltage Switchgear and Controlgear Assemblies - Part 1: Type-tested and Partially Type-tested Assemblies (idt IEC 439-1: 1992)
GB 9254-1998 Information Technology Equipment - Radio Disturbance Characteristics - Limits and Methods of Measurement (idt CISPR 22: 1996)
GB/T 13729-1992 General Specification for Remote Terminal Unit
GB/T 14048.1-2000 Low-voltage Switchgear and Controlgear - General Rules (eqv IEC 60947-1: 2000)
GB/T 14048.2-1994 Low-voltage Switchgear and Controlgear Low-voltage Circuit Breakers (eqv IEC 947-2: 1988)
GB/T 14715-1993 Generic Specification of Uninterruptible Power Supply for Information Technical Equipment
GB 17478-1998 Low-voltage Power Supply Devices, D.C. Output - Performance Characteristics and Safety Requirements (eqv IEC 1204: 1993)
GB/T 17618-1998 Information Technology Equipment - Immunity Characteristics - Limits and Methods Of Measurement (idt CISPR 24: 1997)
GB/T 17626.2-1998 Electromagnetic Compatibility - Testing and Measurement Techniques - Radiated, Radio-frequency, Electromagnetic Field Immunity Test (idt IEC 61000-4-2: 1995)
GB/T 17626.3-1998 Electromagnetic Compatibility - Testing and Measurement Techniques - Radiated, Radio-frequency, Electromagnetic Field Immunity Test (idt IEC 61000-4-3: 1995)
GB/T 17626.4-1998 Electromagnetic Compatibility - Testing and Measurement Techniques - Electrical Fast Transient/Burst Immunity Test (idt IEC 61000-4-4: 1995)
GB/T 17626.5-1999 Electromagnetic Compatibility - Testing and Measurement Techniques - Surge Immunity Test (idt IEC 61000-4-5: 1995)
GB/T 17626.6-1999 Electromagnetic Compatibility - Testing and Measurement Techniques - Test on Immunity to Conducted Disturbances Induced by Radio-frequency Fields (idt IEC 61000-4-5: 1996)
JB 3085-1999 Code for Package and Transport of Electric-drive Controlgear
3 Terms and Definitions
For the purposes of this part, the terms and definitions given in Chapter 2, GB 7251.1 and the following apply.
3.1
rated value
nominal value of voltage or current
3.2
electromagnetic interference
degradation of device, equipment or system performance induced by electromagnetic disturbance
3.3
immunity
capability of power supply for resisting outside electromagnetic interference and enabling power output terminal (load) to obtain the specified susceptibility threshold
3.4
electromagnetic compatibility
capability of equipment or system capable of working normally in its electromagnetic environment without causing intolerable electromagnetic disturbance to any mater
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Product Classification
5 Technical Requirements
6 Inspection Rules
7 Marking, Packaging, Transport and Storage
