1-4 Specifications TP-5672 11/95
Specifications
The specifications listed below are for the M340+ logic
controller. See the respective power switching device
manual for its specifications.
Standard Features
D Normal source voltage sensing adjustable from
75% to 130% of normal forpickupandfrom 70% to
135% for dropout; provides monitoring line-to-line
for all phases of 3-phase switches.
D TDNE (Time Delay Normal-to-Emergency)
adjustable 0 to 5 minutes.
D TDES (Time Delay Engine Start) adjustable from
0 to 6 seconds.
D TDEN (Time Delay Emergency-to-Normal)
adjustable 0 to 30 minutes.
D Program Transition (Center off)—time delay
during transfer with neither source connected to
the load. Adjustable 0 to 2 minutes.
D LCD digital voltmeter.
D LCD digital running time meter.
D LCD digital transfer counter.
D LCD digital frequency meter.
D Status panel with keypad data entry.
D Area protection with override.
D TDEC (Time Delay Engine Cooldown) adjustable
from 0 to 30 minutes.
D Generator engine start contacts.
D Indicators for switch position—normal and
emergency.
D Indicators for source available—normal and
emergency.
D Lamp test switch, momentary.
D Underfrequency sensing—one phase emergency
source only.