What are the electrical specifications and terminal ratings for the TH3110U2008 thermostat?

The thermostat operates at 20-30 Vac (50/60 Hz) with running currents ranging from 0.02 A to 1.0 A depending on the terminal. Terminal specifications include: W (Heating) 0.02-1.0 A, Y (Compressor Stage 1) 0.02-1.0 A, G (Fan) 0.02-0.5 A, and O/B (Changeover) 0.02-0.5 A. The TH3210U model also includes W2 (Aux Heating) and E (Emergency Heat) terminals with similar ratings.