🔍 Belleville Washer Joint Torque (50-70 Ft-Lbs), ASTM E1934 IR Hotspot Survey

Busway Joint Torque & IR Thermography Calculator

Size preventative maintenance inspection of electrical bus duct joint connections: calculate dual-head torque indicator bolts (50-70 ft-lbs with conical Belleville spring washers ensuring 4,000 lbs clamping pressure), calibrate infrared thermographic delta-T hotspot thresholds (preventing phase flashover fires), and testing profits.

1. Project & Operating Inputs

Busway Joint Connections Tested (Joint Count e.g. 85 Joints)

Annual Testing Frequency (Surveys / Year e.g. 2 Surveys / Yr)

Customer Annual Testing Contract Fee ($ / Year)

Certified Level III Thermographer, Calibrated IR Camera, Torque Audit ($)

2. Financial Breakdown & Yield

BUSWAY JOINT IR THERMOGRAPHY

Turnkey IR Testing Profit

Electrical PM Service Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost