Reliance(reg) VTAC 7 A-C variable-speed drive is for precise control of HVAC fans, pumps, and blowers. Available in 1 to 10 hp, 208/230V, and 1 to 150 hp 460V ratings with flux vector quiet control, the VTAC 7 A-C drive uses IGBT switching technology to ensure quiet motor operation. A simple LED keypad helps with set-up, control, diagnostics, and metering. Standard RS232 port and configuration software gives users quick access to all program variables and diagnostic information.
Reliance Electric, 24701 Euclid Ave., Cleveland, OH 44117.