Electrical Substation & Switchgear Maintenance

MAY 2015

Replace 15KV Outdoor Switchgear

Customer: Industrial Plant Location: PA

Leader in the design and manufacture in the residential and commercial product line

Headquartered in PA Operates 31 Plants in 8 countries Employees ~7,400 people worldwide

Replace 15KV Outdoor Switchgear

History Dual 69KV feed from PPL to the Plant (2) Substation Style Transformers (12470V sec.) Double-ended 15KV Switchgear with Tie CB (N.C.) (4) Active 15KV Feeders to other substations on campus Major issues in the past due to age, design issues, etc. IETC was very knowledgeable of this gear due to multiple

service calls to the facility. Experienced faults, leaks and even caught fire. 2013 budget was approved to replace old switchgear.

Old 15KV Switchgear

Before After

Awarded Project IETC was one of three bidders

Awarded contract early 2014

Was a complete design/build project between Customer & IETC Work included:

Design/Engineering/Management/Scheduling Coordination with PPL (Utility) Equipment Procurement Electrical Construction Overhead line work (15KV) Electrical Testing & Commissioning Owner Training

Design/Build Design of new switchgear (AutoCAD)

Coordinated layout, grounding, feeders from transformers, utility metering and circuit feeders from new gear.

Coordination/S.C. study and arc flash study (SKM)

Performed equipment procurement Ordered equipment, reviewed shop drawings and coordinated overall

shipment schedule.

Construction Work included: Project Management Coordination with PPL, local rigger, Owner, etc. Underground conduit layout Maintenance pad layout

Testing Services Performed Transformer Testing (including Doble)

Main Substation Style and Smaller CPT/PT Units

Medium Voltage Cable Testing (VLF/Tan Delta) Relay Setting & Testing Circuit Breaker Testing (Vacuum Interrupters) Ground Resistance Testing Underground Locating DC Battery System

Industrial Plant, PA

Industrial Plant, PA

Industrial Plant, PA

Industrial Plant, PA

Industrial Plant, PA

Industrial Plant, PA

Industrial Plant, PA

Industrial Plant, PA

Industrial Plant, PA