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  ITU-T A.5 justification information for referenced document ETSI ES 202 336-11 V1.1.1 (2014-09) in draft L.1221
1. Clear description of the referenced document:
Name: ETSI ES 202 336-11 V1.1.1 (2014-09)
Title: Environmental Engineering (EE); Monitoring and control interface for infrastructure equipment (Power, Cooling and environment systems used in telecommunication networks); Part 11: Battery system with integrated control and monitoring information model
2. Status of approval:
Approved by ETSI.
3. Justification for the specific reference:
We use the part 11 of the series of ETSI standard on interoperable monitoring an control for battery system. This is the only one available and widely used for all infrastucture and ICT equipment
4. Current information, if any, about IPR issues:
ETSI IPR information is available at http://www.etsi.org/
5. Other useful information describing the "Quality" of the document:
The status of the referred ETSI document is "approved standards".
6. The degree of stability or maturity of the document:
The status of the referred ETSI document is published standard
7. Relationship with other existing or emerging documents:
Is the only currently published standard on this subject.
8. Any explicit references within that referenced document should also be listed:
[1] ETSI ES 202 336-1: "Environmental Engineering (EE); Monitoring and Control Interface for/
Infrastructure Equipment (Power, Cooling and Building Environment Systems used in/
Telecommunication Networks) Part 1: Generic Interface"./
[2] ETSI EN 300 132-3-1: "Environmental Engineering (EE); Power supply interface at the input to/
telecommunications and datacom (ICT) equipment; Part 3: Operated by rectified current source,/
alternating current source or direct current source up to 400 V; Sub-part 1: Direct current source/
up to 400 V".
9. Qualification of ETSI:
ETSI is recognized under the provisions of ITU-T Recommendations A.5 and A.6. Qualifying information is on file at TSB.
10. Other (for any supplementary information):
None.
Note: This form is based on Recommendation ITU-T A.5