MT/T 1261-2025 Active Industry standards-Coal

MT/T 1261-2025 Minimum allowable value of energy efficiency and energy efficiency grades for flame-proof three-phase asynchronous motor for coal mine

Publish Date: 2025-06-30 Implement Date: 2025-12-30 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 1261-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Technical management

ICS Name: Electric motor

Publish Date: 2025-06-30

Implement Date: 2025-12-30

Pages: 12 pages

Scope

This document specifies the technical requirements and test methods for explosion-proof three-phase asynchronous motors used in coal mines (hereinafter referred to as "motors").
This document is applicable to general-purpose motors used in coal mines with a rated voltage of 3,300 V or less, powered by 50 Hz three-phase AC power, with 4 poles, N design, and continuous operation.
This document is not applicable to special-purpose motors used in coal mining machines, tunneling machines, and other equipment.