P40u-p, p40u-w – Schwank P40U Fenwal User Manual
Page 30
30
P40U-F / P40U-IF I&O Manual
IM101220
RD: MAY 2014
RL: 5A
Each tube heater requires 120V, 60 HZ electrical power sized for 145VA. The heater includes
a 24V/120V relay switch . Maximum power draw for internal 24V burner components is 21VA.
The heater must be electrically grounded in accordance with the National Electrical Code.
ANSI / NFPA 70 or current Canadian Electrical code CSA C22.1.
A maximum night set-back of 9°F (5°C) is recommended for optimum economy and comfort.
To maintain satisfactory comfort levels do not turn off the heating system over night/weekends.
Maximum Power Draw = 21VA
20.
OUTDOOR MODELS:
P40U-P, P40U-W
WIRING DIAGRAM:
24V OR 120 VOLT THERMOSTAT
SINGLE HEATER PER THERMOSTAT
Models P40U, -I …. Page 25
Multiple Heaters/Thermostat … Page 26