Greg, actually the only change will affect those using ATS's for Optional systems, if a MTS or load management is used it will be the same as it is now.
Here is the ROP
Report on Proposals A2007
— Copyright, NFPA NFPA 70
(B) System Capacity. The calculations of load on the standby source shall be made in accordance with Article 220 of by another method that is acceptable to the authority having jurisdiction.
(1) Manual Transfer Equipment. Where manual transfer equipment is
used an optional standby system shall have adequate capacity and rating for the supply of all equipment intended to be operated at one time. The user of the optional standby system shall be permitted to select the load connected to the system.
(2) Automatic Transfer Equipment. Where automatic transfer equipment is used, an optional standby system comply with a or b.
(a) Full Load. The standby source shall be capable of supplying the full load that is transferred by the automatic transfer equipment.
(b) Load Management. Where a system is employed that will automatically
manage the connected load, the standby source shall have a capacity sufficient to supply the maximum load that will be connected by the load management system.
Roger
