MT/T 122.1-2019 Active Industry standards-Coal

MT/T 122.1-2019 The rated voltage of the disconnect switch for a coal mining machine is 1.14kV or below

Publish Date: 2019-11-28 Implement Date: 2020-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: MT/T 122.1-2019

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: High-voltage switchgear

ICS Name: High-voltage switchgear and controllers

Publish Date: 2019-11-28

Implement Date: 2020-06-01

Pages: 11 pages

Development Information

Pages: 11 pages

Replace the following standards

MT/T 122.1-1985

Related Standards

GB/T 14808-2001 Replaced

GB/T 14808-2001 High-voltage alternating current contactors and contactor-based motor-starters

Publish Date: 2001-11-02

GB 1984-2003 Replaced

GB 1984-2003 High-voltage alternating-current circuit-breakers

Publish Date: 2003-06-05

GB 1985-2004 Replaced

GB 1985-2004 High-voltage alternating-current disconnectors and earthing switches

Publish Date: 2004-05-14

GB/T 4473-2008 Replaced

GB/T 4473-2008 Synthetic testing of High-voltage alternating current circuit-breakers

Publish Date: 2008-06-18

GB/T 22381-2008 Replaced

GB/T 22381-2008 Cable connections for gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above—Fluid-filled and extruded insulation power cables—Fluid-filled and dry type cable-terminations

Publish Date: 2008-09-19

GB/T 22382-2008 Replaced

GB/T 22382-2008 Direct connection between power transformers and gas-insulated metal-enclosed switchgear for rated voltages of 72.5kV and above

Publish Date: 2008-09-19