T/SXDZ 099-2025 Active Group standards

T/SXDZ 099-2025 The dual-power supply and dual frequency converter speed reducer for explosion-proof and intrinsic safety type fans

Publish Date: 2025-11-07 Implement Date: 2025-11-22 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: T/SXDZ 099-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Normal diagnostic instruments

ICS Name: Switch

Publish Date: 2025-11-07

Implement Date: 2025-11-22

Scope

This document specifies the terms and definitions, naming rules, parameter requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of explosion-proof and intrinsically safe dual-power dual-frequency speed controllers (hereinafter referred to as frequency converters) for ventilators. This document is applicable to the production and inspection of explosion-proof and intrinsically safe dual-power dual-frequency speed controllers for ventilators.