Electrical Substation Layout Drawings Pdf

K substation standards switch operating and equipment platforms electrical design and details 20.

Electrical substation layout drawings pdf. This bulletin is an update and revision of previous rea bulletin 65 1 design guide for rural substations revised june 1978. Principle of substation layouts. 11 2 3 electrical conduits cable ducts and earthing 34 11 2 4 retrofitting or replacing existing infrastructure 35 11 2 5 replacing high voltage substation plant 35 11 3 site selection. C substation standards danger sign for shunt capacitors 23.

To identify the electrical plans each page of the electrical design plan is labeled and num bered. Substation design manual. Between the generating station and consumer electric power may flow through several substations at different voltage levels. The components are interconnected such that creating a sequence of a circuit capable to be switched off while running on normal operation through manual commands while in emergency situations it can be switched off automatically.

The input for a distribution substation is typically at least two transmission or subtransmission lines. Substations transform voltage from high to low or the reverse or perform any of several other important functions. Compliance with all technical requirements all energize elements comply with the required clearances clearances verify compliance with the last requirements of the national electrical safety code or prepa diseño sub w copy of svc subst profile 2 pdf diseño sub w copy of svc subst profile 3 pdf. D substation standards ground cable on tubular steel structures support details 21.

The electrical substation can be defined as a network of electrical components comprising of power transformers busbars auxiliaries and switchgear etc. C floodlighting units 22. All rus borrowers rus electric staff effective date. Substation layout outdoor substation check.

Annex j substation drawing list. Electrical design plans may be included as a separate document within a complete set of build ing plans. Create a new symbol for the electrical design plan as long as it is added to the symbols list included with the plan. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area.

Substation layout diagrams provide scale drawings of the location of each piece of equipment in a substation in both plan and elevation. Transmission branch electric staff division. Earth clearance this is the clearance between live parts and earthed structures walls screens and ground. Design guide for rural substations to.

Office of primary interest. While individual utilities may have their own format there is a high degree of standardization of these types of drawings worldwide for contractual and tendering purposes.