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UL 2808 OUTLINE - OUTLINE OF INVESTIGATION FOR ENERGY MONITORING CURRENT TRANSFORMERS - ISSUE 3 Organization: UL
Date: 2016-06-10
Description: These requirements also cover ¬≤Service Entrance¬≤ enclosed-type current transformers intended for outdoor use.  These current transformers are rated to measure current in a maximum 250 Vac, 600 Vac, or 1000 Vac line-to-line circuits or in a maximum 1500 Vdc circuit.
CSA C22.2 NO 254 - MOTOR CONTROL CENTRES - FIRST EDITION; UPDATE NO. 1: AUGUST 2006; UPDATE NO. 2: JULY 2011 Organization: CSA
Date: 2005-01-01
Description:   Equipment  A motor control centre can contain, but is not limited to, any combination of equipment such as the following: (a) full-voltage reversing or non-reversing combination motor control units; (b) full-voltage multispeed combination motor control units; (c) reduced-voltage part-winding, wye-delta or auto-transformer combination motor control units; (d) solid-state industrial controllers, such as adjustable-speed drives, programmable controllers, protective relays, and the like; (e) lighting or distribution panelboards; (f) feeder-tap units; (g) incoming-line equipment, such as main lugs, fusible switch, isolation switch, or circuit-breaker; (h) control or lighting transformers; (i) special equipment assemblies; (j) combination contactor units.
UL 845 - UL STANDARD FOR SAFETY MOTOR CONTROL CENTERS - FIFTH EDITION; REPRINT WITH REVISIONS THROUGH AND INCLUDING JULY 15, 2011 Organization: UL
Date: 2005-08-31
Description: EquipmentA motor control center can contain, but is not limited to, any combination of equipment such as the following:a) full-voltage reversing or non-reversing combination motor control units;b) full-voltage multispeed combination motor control units;c) reduced-voltage part-winding, wye-delta or auto-transformer combination motor control units;d) solid-state industrial controllers, such as adjustable-speed drives, programmable controllers, protective relays, and the like;e) lighting or distribution panelboards;f) feeder-tap units;g) incoming-line equipment, such as main lugs, fusible switch, isolation switch, or circuit-breaker;h) control or lighting transformers;i) special equipment assemblies;j) combination contactor units.

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