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GB 21454-2021 Active
GB 21454-2021 Minimum allowable values of the energy efficiency and energy efficiency grades for multi-connected air-condition (heat pump) units
Abstract
This document specifies the energy efficiency grade, energy efficiency limit values, test methods, and implementation requirements of multi-unit air conditioning (heat pump) units and low ambient temperature air-source multi-unit heat pump (air conditioning) units.
This document applies to multi-unit air conditioning (heat pump) units (hereinafter referred to as multi-unit units) with air-cooled or water-cooled condensers, and low ambient temperature air-source multi-unit heat pump (air conditioning) units (hereinafter referred to as low-temperature multi-unit units).
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB 21454-2021 |
| CCS | Technical management |
| ICS | Integrated Energy and Heat Transfer Engineering |
| Implement Date | 2022-11-01 |
Price
$ 38
Subtotal
$ 38
Tax
$ 0.00
Order Total (incl. tax)
$ 38