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Database: 189760 (25 Oct 2025)
TB/T 2999.3-2005 English PDF
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TB/T 2999.3-2005
: ZPR·Y2-18 Type Frequency-shift Automatic blocking system
Status: Valid
Standard ID
Contents [version]
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Standard Title (Description)
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TB/T 2999.3-2005
English
739
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ZPR·Y2-18 Type Frequency-shift Automatic blocking system
Valid
TB/T 2999.3-2005
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Basic data
Standard ID
TB/T 2999.3-2005 (TB/T2999.3-2005)
Description (Translated English)
ZPR��Y2-18 Type Frequency-shift Automatic blocking system
Sector / Industry
Railway & Train Industry Standard (Recommended)
Classification of Chinese Standard
S63
Classification of International Standard
45.020; 93.100
Word Count Estimation
23,290
Date of Issue
2005-03-29
Date of Implementation
2005-07-01
Regulation (derived from)
Railway Technology letter [2005] No. 184
Summary
This standard specifies the ZPR �� Y2-18 Frequency Shift automatic blocking device classification, technical requirements, test methods, inspection rules, marking, packaging, transport and storage. This standard applies to electric and non- electrified section using ZPR �� Y2-18 Frequency Shift automatic blocking device (hereinafter referred to as the device) the design, manufacture, inspection and maintenance.