The top of the cabinet must be no higher than 7 feet above the floor and the bottom of the cabinet must be at least 6 inches above the floor. Single phase 400 800 amps 30 x 48 x 11 three phase 200 800.
Commercial Guidelines Amp Standards Central Lincoln
Ct cabinet wiring diagram. Three point latching handle nema 3r rated for indoor or outdoor. See pages 1 2 1 through 1 2 4 for service center locations. Three twisted pair will fit in a 12 in. 3 3 400 amp 1 or 3 phase ct cabinets. Conduit but if you are running any distance and have bends a 34 in. Conduit might be a better.
Refer to the current transformer wire extension page for more information. When open the door must not block a safe exit. G termination compartment either wire or bus k underground service lateral lateral to be encased in. Ct cabinet parallel bonding electrician talk i want to split a 400 amp 3 ph service into two 200 amp ct cabinets metering equipment information and facility. Showing wiring from a current transformer in a cabinet to the test switch and to the meter. Current transformer mounting bases.
Overhead or underground entrance underground entrance and bottom exit and pad mount or wall mount features. The diameter of ct twisted pair lead wires is about 0213 in. Wiring new shop with 3 phase service doityourselfcom. Service equipment 5 1 1 sept 2015 sim esig sim esig. Ct current transformer wiring connections for commercial form 9s electric meter installation. The dimensions of the ct cabinet are.
For 600 amp applications use 800 amp current transformer mounting base. I can also do it without connection with one anther but the main reason behind this is that in real life we do our wiring like above diagram in our main power. Ct cabinet wiring diagram. In the above diagram i shown three ammeters current transformers in the above ct wiring diagram i common a wire of all ct s my means that i connect ct one connection with one another. General rules and regulations. F wiring trough 1600 a mp maximum company furnishes and installs.
The cabinet is to have a side hinged sealable door. This is about the diameter of a 8 awg thwn or thhn insulated conductor. 5 3 4 padmount ct cabinets. 5 1 meter and service equipment 1. A to avoid unnecessary delay or expense the customer or the customers representative shall consult the appropriate dte electric service center before starting any wiring. Bar type current transformer mounting bases are ½ studs on 1 34 centers and are rated for 400 amp to 800 amp service for use with eaton ct rated enclosures and ansi c1211 bar type current transformers.
Bar type ct style cabinets window type ct style with bus included ct cabinet with pt cab transocket ct cabinet with ct rated socket installed and ct cabinet with pt rack options.
Gallery of Ct Cabinet Wiring Diagram
