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T/ZZB 2750-2022 Active
T/ZZB 2750-2022 Programmable Digital User Exchange
Abstract
Main technical content: This document specifies the terms and definitions, basic requirements, technical requirements, test methods, inspection rules and judgments, marking, packaging, transportation and storage, and quality commitments of program-controlled digital user switches. This document is applicable to program-controlled digital user switches (hereinafter referred to as user switches) used as telephone exchange communication equipment in scenarios such as government agencies, schools, hospitals, hotels, factories, and mines that require voice communication.
General Product Information
| Document Type | Group standards |
|---|---|
| Standard Status | Active |
| Standard Code | T/ZZB 2750-2022 |
| CCS | Telephone communication equipment |
| ICS | Exchange and signaling systems |
| Implement Date | 2022-07-15 |
Price
$ 20.00
Subtotal
$ 20.00
Tax
$ 0.00
Order Total (incl. tax)
$ 20.00