Operating mechanisms
Operating mechanisms and electrical connections
OPERATION BY MEANS OF TH-70 BIMETALIC FUSE
(MANUAL RESET)
OPERATION BY MEANS OF TH-70 BIMETALIC FUSE
+ COIL (MANUAL RESET)
- Damper is closed (operated) by providing electric
supply if coil “D” is an shunt release or by switching off
supply if coil “D” is an undervoltage release, or when
alloy fuse is triggered by temperatures over 72 °C
-The damper is reset (opened) by pressing the “E” shaft
until the electromagnet is energised (undervoltage
release) or de-energised (shunt release) and inserting
key “B” in housing “C” and turning clockwise.
- Closing (operating) of the damper when button “A”
is`pressed or alloy fuse is triggered
by a temperature over 72 °C.
- The damper is reset (opened) manually by inserting key
“B” in housing “C” and turning clockwise.
end (FC) and/or start of run (PC) switch
end (FC) and/or start of run (PC) switch
COIL
Series SF
19