T/SDHA 102-2021 Active Group standards

T/SDHA 102-2021 Analog Quartz Clock

T/SDHA 102-2021 Pendulum quartz clock

Publish Date: 2021-12-31 Implement Date: 2021-12-31 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/SDHA 102-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Clocks and watches

ICS Name: Precision machinery

Publish Date: 2021-12-31

Implement Date: 2021-12-31

Scope

Main technical content: This document is drafted in accordance with the rules given in GB/T 1.1-2020. This document replaces T/SDHA 102-2019 "Pointer-type Quartz Clocks". Compared with T/SDHA 102-2019, the main technical changes are as follows: -- The normative reference documents are modified. GB/T 35612 "Green Product Evaluation - Wood-Plastic Products" is changed to GB/T 35607 "Green Product Evaluation - Furniture". -- In 3.7 Power Consumption Current, when the output frequency is 0.5Hz, the power consumption current is changed from 130μA to 100μA; when the output frequency is 8Hz, the power consumption current is changed from 100μA to 130μA. -- "Use float-processed glass" is deleted in 3.9.2. -- The limit of harmful substances in 4.3.5 is modified as follows: The limit of harmful substances shall be tested according to the methods specified in GB/T 35607-2017 "Green Product Evaluation - Furniture". This document is proposed by the Shandong Clock and Watch Association.