Skip to product information
1 of 6

PayPal, credit cards. Download editable-PDF & invoice in 1 second!

GB/T 14048.11-2016 English PDF (GBT14048.11-2016)

GB/T 14048.11-2016 English PDF (GBT14048.11-2016)

Regular price $145.00 USD
Regular price Sale price $145.00 USD
Sale Sold out
Shipping calculated at checkout.
Quotation: In 1-minute, 24-hr self-service. Click here GB/T 14048.11-2016 to get it for Purchase Approval, Bank TT...

GB/T 14048.11-2016: Low-voltage switchgear and controlgear -- Part 6-1: Multiple function equipment -- Transfer switching equipment

This part of GB 14048 applies to transfer switching equipment (TSE) to be used in power systems with interruption of the supply to the load during transfer, the rated voltage of which does not exceed 1000 V A.C. or 1500 V D.C.
GB/T 14048.11-2016
ICS 29.130.20
K 30
GB
NATIONAL STANDARD OF THE
PEOPLE'S REPUBLIC OF CHINA
Replacing GB/T 14048.11-2008
Low-voltage switchgear and controlgear ?€?
Part 6-1. Multiple function equipment ?€?
Transfer switching equipment
(IEC 60947-6-1.2013, MOD)
ISSUED ON. APRIL 25, 2016
IMPLEMENTED ON. NOVEMBER 01, 2016
Issued by. General Administration of Quality Supervision, Inspection
and Quarantine of the People's Republic of China;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ... 5
1 Scope ... 9
2 Normative references ... 10
3 Terms, definitions, symbols and acronyms ... 12
3.1 Switching devices ... 12
3.2 Operation of TSE ... 13
3.3 Main contact positions ... 16
3.4 Symbols and abbreviations ... 17
4 Classification ... 18
5 Characteristics ... 19
5.1 Summary of characteristics ... 19
5.2 Type of equipment ... 19
5.3 Rated and limiting values for the main circuit ... 19
5.4 Utilization category ... 22
5.5 Control circuits... 23
5.6 Auxiliary circuits ... 23
6 Product information ... 24
6.1 Nature of information... 24
6.2 Marking ... 25
6.3 Instructions for Installation, operation and maintenance ... 25
7 Normal service, mounting and transport conditions ... 26
8 Constructional and performance requirements ... 26
8.1 Constructional requirements ... 26
8.2 Performance requirements ... 26
8.3 Electromagnetic compatibility (EMC) ... 32
9 Tests ... 33
9.1 Kinds of tests ... 33
9.2 Compliance with constructional requirements ... 34
9.3 Performance ... 34
9.4 Routine test ... 50
9.5 EMC test ... 50
APPENDIX A (Normative) Assignment of utilization categories based on the results of tests ... 55
APPENDIX B (informative) Items subject to agreement between
manufacturer and user ... 58
References ... 77
Figure 1 Test circuit for connection to normal and alternative supplies53 Figure 2 Test circuit for the verification of making and breaking
capacities on three poles ... 54
Figure 3 Test circuit for the verification of making and breaking
capacities on two poles ... 54
Table 1 Utilization categories ... 23
Table 2 Verification of making and breaking capacity - Conditions for
making and breaking corresponding to the utilization categories ... 28 Table 3 Verification of operational performance - Conditions for
making and breaking-out corresponding to the utilization categories ... 29 Table 4 Value of the test current for the verification of the ability to operate under short-circuit conditions ... 32
Table 5 Test current for verification of short-circuit operating capacity (coordination table) ... 32
Table 6 Specific TSE type test items (Overall scheme of test
sequences) ... 35
Table 7 Table of type tests to be carried out for a given derivative TSE (with reference to the item number) ... 36
Table 8 Number and duration of operating cycles for making and
breaking capacity test ... 42
Table 9 Number and duration of operating cycles for the electrical and
mechanical operational performance tests for operation A utilization
categories ... 45
Table 10 Number of duration of operating cycles for the electrical and
mechanical operational performance tests for operation B utilization
categories ... 45
Foreword
GB 14048 ?€?low-voltage switchgear and control equipment?€? currently consists of the following 21 parts.
- Part 1. General rules;
- Part 2. Circuit-breakers;
- Part 3. Switches, disconnectors, switch-disconnectors and
fuse-combination units;
- Part 4-1. Contactors and motor-starters - Electromechanical contactors and motor starters (including motor protectors);
- Part 4-2. Contactors and motor-starters - AC semiconductor motor
controllers and starters (including soft starters);
- Part 4-3. Contactors and motor-starters - AC semiconductor controllers and contactors for non-motor loads;
- Part 5-1. Control circuit devices and switching elements -
Electromechanical control circuit devices;
- Part 5-2. Control circuit devices and switching elements - Proximity
switches;
- Part 5-3. Control circuit devices and switching elements - Requirements for proximity devices with defined behavior under fault conditions (PDF); - Part 5-4. Control circuit devices and switching elements - Methods of assessing the performance of low-energy contacts - Special tests;
- Part 5-5. Control circuit devices and switching elements - Electrical emergency stop device with mechanical latching function;
- Part 5-6. Control circuit devices and switching elements - DC interface for proximity sensors and switching amplifiers (NAMUR);
- Part 5-7. Control circuit devices and switching elements - Requirements for proximity devices with analogue output;
- Part 5-8. Control circuit devices and switching elements - Three-position enabling switches;
- Part 5-9. Control circuit devices and switching elements - Flow rate
switches;
- Part 6-1. Multifunctional function equipment - Automatic transfer
switching equipment;
- Part 6-2. Multifunctional function equipment - Control and protective switching devices (or equipment) (CPS);
- Part 7-1. Ancillary equipment - Terminal blocks for copper conductors; - Part 7-2. Ancillary equipment - Protective conductor terminal blocks for copper conductors;
- Part 7-3. Ancillary equipment - Safety requirements for fuse terminal blocks;
- Part 8. Control units for built-in thermal protection (PTC) for rotating electrical machines.
This part is part 6-1 of GB 14048.
This part was drafted in accordance with the rules given in GB/T 1.1-2009. This part replaces GB/T 14048.11-2008 ?€?Low-voltage switchgear and
controlgear - Part 6-1. Multiple function equipment - Transfer switching equipment?€?. As compared with GB/T 14048.11-2008, the main technical
changes are as follows.
- In the scope, DEFINE that this part is also applicable to the ATSE or RTSE as used in safety facilities;
- ADD the definitions of 3.1.6 Specific transfer switching equipment, 3.1.7 Controller, AND 3.2.10 Purposely introduced delay;
- In the classification, with respect to the provisions on class CC TSE, it is allowed to use the mirror contact as specified in GB 14048.4 to monitor the class CC TSE contact state;
- UPDATE the marking requirements;
- MODIFY and SUPPLEMENT the structural requirements; DETAIL the
different requirements and ...

View full details