UL SUBJECT 827A-2015 UL Outline for Investigation Hosted Central Station Services (Issue 1).pdf
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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULJANUARY 13, 20151UL 827AOutline of Investigation for Hosted Central Station ServicesIssue Number: 1January 13, 2015Summary of TopicsThis first issue of the Outline of Investigation for Hosted Cen
2、tral StationService, UL 827A, covers a category for Central Station Service Providers(CSSPs) to partner with 3rd parties specializing in IT assets and/or servicemanagement on delivery of hosted central station services.The effective date for this first issue Outline is being determined.ULs Outlines
3、of Investigation are copyrighted by UL. Neither a printed norelectronic copy of an Outline of Investigation should be altered in any way. All ofULs Outlines of Investigation and all copyrights, ownerships, and rights regardingthose Outlines of Investigation shall remain the sole and exclusive proper
4、ty of UL.COPYRIGHT 2015 UNDERWRITERS LABORATORIES INC.UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULJANUARY 13, 2015UL 827A2No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION
5、 FROM ULCONTENTS1 Scope .42 Technical Requirements .43 Requirements applicable to a Hosted Central Station Service Provider 44 Secondary Power Sources 45 Engine driven generator testing .56 Redundant Site Options Sec 17.8 .57 Virtualization .58 Equipment Sharing 69 Notifications in the Operating Roo
6、m 610 Requirements applicable to Central Station Service Provider (CSSP) partnering with a HostedService Provider 6JANUARY 13, 2015 UL 827A 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL1 ScopeThe Hosted Central Station Services category pr
7、ovides a way for Central Station Service Providers(CSSPs) to partner with 3rd parties specializing in IT assets and/or service management on delivery ofhosted central station services. Hosted services could cover a spectrum that runs from data centerequipment co-location to Automation System as a Se
8、rvice (an alarm industry specific version ofSoftware/Solution as a Service).Hosted Central Station Services enables CSSPs to make use of available Hosted Services without needfor individual “start from scratch” compliance evaluation of those services.Each Hosted Central Station Certification is tail
9、ored to the particular services elements provided.2 Technical RequirementsTwo sections follow:1. Requirements applicable to a Hosted Central Station Service Provider2. Requirements applicable to a Central Station Service Provider (CSSP) partnering with aHosted Service Provider3 Requirements applicab
10、le to a Hosted Central Station Service ProviderTechnical requirements for Hosted Central Station Services (providers) are contained in UL 827, TheStandard for Central Station Services, Eighth Edition, Dated October 29, 2014, Sections. 1 17, exceptas noted or modified below.4 Secondary Power SourcesP
11、ar. 11.5.1 d) (NEW) Other equivalent technologies, such as diesel rotary uninterruptible power supplydevices (DRUPS) deployed in an N+1 configuration and controlled so that regardless of engine starttiming or sequencing, minimum power levels are maintained and maximum system power handlingcapacity i
12、s not exceeded.JANUARY 13, 2015UL 827A4UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL5 Engine driven generator testingPar. 11.12.11A (New) A Hosted Central Station service provider, configured as described in 17.8.3A 17.8.3A.2, where both lo
13、cations employ a full N+1 power system should conduct engine-driven generatortesting as described in 11.12.11 with a frequency of 30 days or less (sooner).6 Redundant Site Options Sec 17.817.8.3A (New) A Hosted Central Station service provider configured for MEW greater than 100,000 shallmaintain a
14、minimum of 3 powered and mirrored computer systems in 2 geographically diverse locations.17.8.3A.1 (New) A Hosted Central Station service provider configured as in 17.8.3 should designate acomputer system in one location as the Primary and a computer system in the other location as theRedundant prov
15、ided that all signal handling performance requirements of this Standard are met, includingthose specific to loss of the Primary computer system.17.8.3A.2 (New) When a Hosted Central Station service provider is configured as in 17.8.4, the Tertiarycomputer system may be in either location.7 Virtualiz
16、ationPar 17.6.2.2, last paragraph . Utilizing software to create a virtual machine (VM) or similar techniquesshall not be used as a substitute for the requirement of having separate computer systems described in(a) and (c). replaced with17.6.2.2.1 Virtualization may be used in a central station prov
17、ided that:a) The automation system is guaranteed resources within the system provisioning;b) Additional partitions may not have a higher priority than the automation system; andc) When redundancy is required of the monitoring system and/or software receiver, theredundant system shall reside on a sep
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