Electrical Transformer Pad Design

Design drawings pertaining to a vault installation shall be uniformly prepared and sealed by the customer s design professional.

Electrical transformer pad design.

The applicant must frame the concrete transformer pad or purchase a pre cast pad before called tep for an inspection. Schneider electric usa website. Often being constructed in less than a day these pads are readily available for immediate installation without waiting for curing like pour in place alternatives. The low voltage winding matches the customer requirement and may be single phase or three phase.

You might want to check with your local utility. 30 5053 pdf standard concrete pad without for 15 kv pme 9 auto transformer switchgear. Views of transformer oil cooled 7044 kb. 6 the style iie transformers will fit on style iib iic llf pads.

Transformer pads all dimension in inches a 104 reinforcing bars 13 4 98 secondary c 3 4. The 2 500 kva style iie transformer will sit on the old 80 x 106 pad but the radiators will overhang the pad. To request a power kill or access to tep equipment call 520 918 8300. Some utility companies such as pacific gas electric which serves my area of california already have ready made transformer pad designs for a large number of transformer sizes as well as pad designs for master meter assemblies etc.

Standard concrete pad with sidewalk for 15 kv pme 9 auto transformer switchgear. Manufacturer s proposed specifications for the electrical service equipment. Reinforcing steel atsm a615 grade 60 place approximately 6 from each other and securely tied together. 30 5512 pdf standard concrete pad for 25 kv pmh 3 switch enclosure.

Calls must be made at least five working days in advance. Minimum concrete cover over reinforcing steel is 2 unless otherwise noted. 2 8 1 transformer test schedule 2 8 2 design tests 2 8 3 routine and other tests part 3 execution 3 1 installation 3 2 grounding 3 2 1 grounding electrodes 3 2 2 pad mounted transformer grounding 3 2 3 connections 3 2 4 grounding and bonding equipment 3 3 installation of equipment and assemblies 3 3 1 meters and current transformers. Electrical symbols transformers generators transformer symbol.

The 75 kva style iie transformer will fit on the largest style iie pad. Download cad block in dwg. Architectural drawings and specifications relating to the electric service equipment and transformer pad location. Pad mount transformers operate on medium voltage distribution systems up to about 35 kv.

30 5710 pdf standard concrete pad without sidewalk for 15kv 25kv s c vista 422 auto transformer switchgear. Pad mount transformers are available in various electrical and mechanical configurations. Download this 3d autocad model of a power transformer for use in your electrical design 3d cad drawings. From small stabilizing pads to large transformer foundations oldcaslte infrastructure equipment pads are durable and convenient foundations for your equipment needs.