DOL 278T
18
Technical Manual
5.8.3 Emergency opening - Temperature controlled and with DOL 278 ON/
OFF
DOL 278T placed at climate controller and DOL 278 ON/OFF placed at fan. DOL 278 ON/OFF is used as extra
power supply.
No. 2
No. 1
No.
xx
Fuse
DOL 278 ON/OFF no. 2
BF 50 LPC actuator
(ON/ OFF emergency opening)
DA 1700 dual actuator
(ON/OFF emergency opening)
DOL 278 ON/OFF no. 1
Supply for
actuators
24 V DC supply cables
See table 5.3 cable dimensions
Control signal
1.5 mm2 (16AWG)
DA 600/ 820 with
DA 74C winch motor
(Temperature controlled
emergency opening)
DA 175 actuator
(Temperature controlled
emergency opening)
Emergency opening
Jumper in climate controller
Climate controller
Fuse
Supply for
actuators
Fuse
Summary of Contents for DOL 278T
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