T/DZJN 56-2021 Active Group standards

T/DZJN 56-2021 Portable instant hot water dispenser

Publish Date: 2021-10-18 Implement Date: 2022-01-01 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 56-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Electrician's Comprehensive Skills

ICS Name: Comprehensive Home Electrical Equipment

Publish Date: 2021-10-18

Implement Date: 2022-01-01

Scope

Main technical content: 5. Technical requirements The portable instantaneous water heater shall comply with the requirements of this standard and GB 4706.1, GB 4706.19, GB 4806.1, GB/T 17219, and GB/T 22090, and shall be manufactured in accordance with the approved drawings and technical documents in accordance with the prescribed procedures. 5.1 Working environment The appliance shall be able to operate normally under the following indoor environmental conditions: a) Power supply voltage: 220V (1% ± 10%), frequency: 50Hz ± 1Hz; b) Relative humidity ≤ 90%; c) Inlet water temperature: 4℃–38℃; d) Altitude below 1000m; e) Indoor or similar indoor environments, with no flammable, explosive, corrosive gases or conductive dust in the surrounding air, and no severe vibrations. 5.2 Working performance 5.2.1 Hot water production performance 5.2.1.1 The hot water outlet temperature shall be tested according to Method 6.2.1.1. The maximum hot water outlet temperature of the appliance shall be ≥ 90.0℃. 5.2.1.2 The hot water outlet flow rate shall be tested according to Method 6.2.1.2. The water outlet flow rate of the appliance shall be ≥ 0.25L/min. 5.2.1.3 The first hot water production time shall be tested according to Method 6.2.1.3. The first hot water production time of portable appliances shall not exceed 3 seconds before being triggered, and the first hot water production time of boiling instantaneous appliances shall not exceed 6 seconds. Within 10 seconds after hot water production, the water outlet temperature shall be ≥ 90℃. The first hot water production time of portable appliances after being triggered shall not exceed 2 seconds, and the first hot water production time of boiling instantaneous appliances shall not exceed 5 seconds, and the water outlet temperature after hot water production shall be ≥ 90℃ within 5 seconds. 5.2.2 Warm water production performance For appliances with warm water function, the set temperature of the warm