GB/T 26944.1-2011Tunnel environment detection equipment - Part 1: General rule (English PDF)
隧道环境检测设备 第1部分：通则
This is a limited preview
Buy now to download the full PDF (15 pages)
Need quotation for your management?
Get a formal quotation for GB/T 26944.1-2011 in 30 minutes.
Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
July 19, 2011
Implementation date
May 1, 2012
Scope
GB/T 26944.1-2011 is the English-translated version of 隧道环境检测设备 第1部分：通则.
GB/T 26944.1-2011 is the Chinese standard "Tunnel environment detection equipment - Part 1: General rule".
Its scope clause reads: This section GB/T 26944 specifies the highway and urban road tunnel environment testing equipment product classification, general technical requirements, test Methods, inspection rules, marking, packaging, transport and storage.
This section applies to highways and urban roads in the tunnel with environmental testing equipment, environmental testing equipment with other tunnels can refer to use. Its clauses include general technical requirements.
Found what you need?
Document preview — GB/T 26944.1-2011
National Standard of the People's Republic of China
- ICS
- 93.080.30
- Classification
- R 80
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 General technical requirements
- 3.1 Application of environmental conditions
- 3.2 Materials and Appearances
1 Scope
This section GB/T 26944 specifies the highway and urban road tunnel environment testing equipment product classification, general technical requirements, test
Methods, inspection rules, marking, packaging, transport and storage.
This section applies to highways and urban roads in the tunnel with environmental testing equipment, environmental testing equipment with other tunnels can refer to use.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 191 Packaging - Pictorial signs
GB/T 2423.1 Environmental testing for electric and electronic products Part 2. Test methods Test A. Cold
GB/T 2423.2 Environmental testing for electric and electronic products Part 2. Test methods Test B. Dry heat
GB/T 2423.3 Environmental testing for electric and electronic products Part 2. Test methods - Test Cab. Damp heat test
GB/T 2423.10 Environmental testing for electric and electronic products Part 2. Test methods Test Fc. Vibration (sinusoidal)
GB/T 2423.17 Environmental testing for electric and electronic products Part 2. Test methods - Test Ka. Salt
GB/T 3453 Basic data communication control procedure
GB/T 3454 data terminal equipment (DTE) and data circuit terminating definition table interface circuit equipment (DCE) between
GB 4208-2008 shell protection (IP code)
GB/T 22040-2008 facilities along the highway plastics weathering requirements and test methods
Part 1 JT/T 606.1 highway monitoring facilities Communication procedures. General procedure
3 General technical requirements
3.1 Application of environmental conditions
3.1.1 Relative humidity
not more than 98%.
3.1.2
Ambient temperature.
--- A Grade. -5 °C ~ 55 °C;
--- Level B. -20 °C ~ 55 °C;
--- C-level. -40 °C ~ 50 °C;
--- D Grade. -55 °C ~ 45 °C.
3.1.3 Winds
0m/s ~ 10m/s.
3.2 Materials and Appearances
3.2.1
Tunnel Environmental testing equipment member should complete and assembled solid, stable structure, corner transition smooth, no flash, no glitches, switch button
Operation should be flexible and reliable.
GB 19522-2024 | GB/T 26765-2023 | GB/T 31454-2015 | GB/T 26941.1-2011 | GB/T 26944.4-2011 | GB/T 26944.3-2011 | […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Similar standards
How to Download GB/T 26944.1-2011
- 1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
- 2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
- 3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
- 4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.
Related Standards
GB/T 26944.2-2011 — Tunnel environment detection equipment - Part 2: Carbon monoxide detector
GB/T 26944.3-2011 — Tunnel environment detection equipment - Part 3: Visibility indicator
GB/T 26944.4-2011 — Tunnel environment detection equipment - Part 4: Wind speed & direction indicator
Secure payment via Stripe
Payments accepted
GB/T 26944.1-2011
$135.00