T/DZJN 78-2022 Active Group standards

T/DZJN 78-2022 Energy Efficiency Classification and Limiting Values for Central Air Conditioning and Refrigeration Plant Systems - Part 1: Plant systems using electrically driven water-cooled chillers in the cooling plant system

Publish Date: 2022-02-20 Implement Date: 2022-04-01 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: T/DZJN 78-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Technical management

ICS Name: Ventilators, fans, and air conditioners

Publish Date: 2022-02-20

Implement Date: 2022-04-01

Scope

Main technical content: This document specifies the energy efficiency (abbreviated as "energy efficiency") grade and limit values of centralized air conditioning refrigeration room systems, as well as their evaluation requirements and evaluation methods. 4.2.1 Energy efficiency grade of centralized air conditioning refrigeration room systems 5.4.3 Calculation formula for the comprehensive energy efficiency of centralized air conditioning refrigeration room systems throughout the year 6.3.2 Measurement uncertainty or maximum allowable error