DL/T 391-2010The maintenance code of 12kV outdoor highvoltage vacuum circuit-breaker (English PDF)
12kV户外高压真空断路器检修工艺规程
DL/T 391 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| DL/T 391-2025 | The maintenance code of 12kV outdoor highvoltage vacuum circuit-breaker | Valid |
| DL/T 391-2010 | The maintenance code of 12kV outdoor highvoltage vacuum circuit-breaker | Obsolete |
DL/T 391-2010 is obsolete. It has been replaced by DL/T 391-2025. This page sells the obsolete edition, for projects and contracts that still cite it.
This is a limited preview
Buy now to download the full PDF
Need quotation for your management?
Get a formal quotation for DL/T 391-2010 in 30 minutes.
Issued by
National Energy Administration
Level / Type
National · Recommended
Issue date
May 1, 2010
Implementation date
October 1, 2010
Scope
DL/T 391-2010 is the English-translated version of 12kV户外高压真空断路器检修工艺规程.
DL/T 391-2010 is the Chinese industry standard "The maintenance code of 12kV outdoor highvoltage vacuum circuit-breaker". It was issued on May 1, 2010 by the National Energy Administration, and took effect on October 1, 2010. It is obsolete: it has been replaced by DL/T 391-2025.
Found what you need?
Document preview — DL/T 391-2010
National Standard of the People's Republic of China
Issued by: National Energy Administration
Contents
- Document data
1 Document data
Sector: Electricity & Power (industry standard).
Issuing body: National Energy Administration.
Date of issue: 2010-05-01.
Date of implementation: 2010-10-01.
Status: obsolete, replaced by DL/T 391-2025.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
How to Download DL/T 391-2010
- 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
DL/T 5458-2026 — Regulations for content and depth of detailed design of substation project
DL/T 1010.3-2025 — High voltage static reactive power compensation devices - Part 3: Control and protection system
DL/T 1078-2025 — Test specification for operating performance of surface condenser
Secure payment via Stripe
Payments accepted
DL/T 391-2010
$135.00