• EN 50387:2002

    Current The latest, up-to-date edition.

    Busbar bushings up to 1 kV and from 1,25 kA to 5 kA, for liquid filled transformers

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    Published date:  06-11-2002

    Publisher:  European Committee for Standards - Electrical

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    Table of Contents - (Show below) - (Hide below)

    Introduction
    1 Scope
    2 Definitions
    3 Requirements
      3.1 Application
      3.2 Standard value of rated voltage (U[r])
      3.3 Standard values of rated current (I[r])
      3.4 Minimum nominal creepage distance
      3.5 Dielectric characteristics
      3.6 Dimensions
    Figure 1 - Moulded indoor busbar bushing
    Table 1 - Standard dimensions

    Abstract - (Show below) - (Hide below)

    This standard is applicable to moulded indoor busbar bushings for rated voltages up to 1 000 V, rated currents from 1 250 A up to 5 000 A and frequencies from 15 Hz up to 60 Hz for insulating liquid filled transformers.NOTE These bushings are suitable for operation at 1,1 kV in compliance with HD 428.1 S1.

    General Product Information - (Show below) - (Hide below)

    Committee CLC/TC 36A
    Development Note Supersedes HD 607. (01/2003)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    UNE-EN 50541-1:2012 Three phase dry-type distribution transformers 50 Hz, from 100 kVA to 3 150 kVA, with highest voltage for equipment not exceeding 36 kV - Part 1: General requirements
    EN 50541-1:2011 Three phase dry-type distribution transformers 50 Hz, from 100 kVA to 3 150 kVA, with highest voltage for equipment not exceeding 36 kV - Part 1: General requirements
    EN 50464-1 : 2007 AMD 1 2012 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS
    BS EN 50588-1:2017 MEDIUM POWER TRANSFORMERS 50 HZ, WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS
    BS EN 50541-1:2011 Three phase dry-type distribution transformers 50 Hz, from 100 kVA to 3150 kVA, with highest voltage for equipment not exceeding 36 kV General requirements
    BS EN 50464-2-2:2007 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 2-2: DISTRIBUTION TRANSFORMERS WITH CABLE BOXES ON THE HIGH-VOLTAGE AND/OR LOW-VOLTAGE SIDE - CABLE BOXES TYPE 1 FOR USE ON DISTRIBUTION TRANSFORMERS MEETING THE REQUIREMENTS OF EN 50464-2-1
    UNE-EN 50464-1:2010 Three-phase oil-immersed distribution transformers 50 Hz, from 50 kVA to 2 500 kVA with highest voltage for equipment not exceeding 36 kV - Part 1: General requirements
    EN 50588-3:2018 Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV - Part 3: Transformers with cable boxes on the high-voltage and/or low-voltage side - Cable boxes type 1 for use on transformers meeting the requirements of EN 50588-2
    CEI EN 50541-1 : 2011 THREE PHASE DRY-TYPE DISTRIBUTION TRANSFORMERS 50 HZ, FROM 100 KVA TO 3150 KVA, WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS
    I.S. EN 50588-1:2017 MEDIUM POWER TRANSFORMERS 50 HZ, WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS
    I.S. EN 50464-1:2007 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS
    I.S. EN 50541-1:2011 THREE PHASE DRY-TYPE DISTRIBUTION TRANSFORMERS 50 HZ, FROM 100 KVA TO 3150 KVA, WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS
    PREN 50541-1 : DRAFT 2009 THREE PHASE DRY-TYPE DISTRIBUTION TRANSFORMERS 50 HZ, FROM 100 TO 3150 KVA, WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS AND REQUIREMENTS FOR DRY TYPE TRANSFORMERS WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV
    I.S. EN 50464-2-2:2007 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2 500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 2-2: DISTRIBUTION TRANSFORMERS WITH CABLE BOXES ON THE HIGH-VOLTAGE AND/OR LOW-VOLTAGE SIDE - CABLE BOXES TYPE 1 FOR USE ON DISTRIBUTION TRANSFORMERS MEETING THE REQUIREMENTS OF EN 50464-2-1
    CEI EN 50464-2-2 : 2007 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 2-2: DISTRIBUTION TRANSFORMERS WITH CABLE BOXES ON THE HIGH-VOLTAGE AND/OR LOW-VOLTAGE SIDE - CABLE BOXES TYPE 1 FOR USE ON DISTRIBUTION TRANSFORMERS MEETING THE REQUIREMENTS OF EN 50464-2-1
    09/30211604 DC : 0 BS EN 50541-1 - THREE PHASE DRY-TYPE DISTRIBUTION TRANSFORMERS 50 HZ, FROM 100 TO 3150 KVA, WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS AND REQUIREMENTS FOR DRY TYPE TRANSFORMERS WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV
    UNE-EN 50464-2-2:2010 Three-phase oil-immersed distribution transformers 50 Hz, from 50 kVA to 2 500 kVA with highest voltage for equipment not exceeding 36 kV - Part 2-2: Distribution transformers with cable boxes on the high-voltage and/or low-voltage side - Cable boxes type 1 for use on distribution transformers meeting the requirements of EN 50464-2-1
    EN 50588-1:2017 Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV - Part 1: General requirements
    I.S. EN 50588-3:2018 MEDIUM POWER TRANSFORMERS 50 HZ, WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 3: TRANSFORMERS WITH CABLE BOXES ON THE HIGH-VOLTAGE AND/OR LOW-VOLTAGE SIDE - CABLE BOXES TYPE 1 FOR USE ON TRANSFORMERS MEETING THE REQUIREMENTS OF EN 50588-2
    BS EN 50464-1 : 2007 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS
    EN 50464-2-2:2007 Three-phase oil-immersed distribution transformers 50 Hz, from 50 kVA to 2 500 kVA with highest voltage for equipment not exceeding 36 kV - Part 2-2: Distribution transformers with cable boxes on the high-voltage and/or low-voltage side - Cable boxes type 1 for use on distribution transformers meeting the requirements of EN 50464-2-1
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