Specifications

Section 4: Wiring
4-3
Figure 4-1: SE 3708CU or SE 3718SU Power Module
The SE 3708CU provides a 40VAC, peak-to-peak, 400Hz square wave power input and a
80VAC, peak-to-peak, 400Hz square wave power input to the power connector. In addition, the
SE 3708CU connects a power failure signal (YEL conductor) to the Alto 818 power failure
terminal.