Dinolift DINO 260XT, Operating Instructions Manual

Page: 70 / 101

DINO 260XT
70
ELECTRIC COMPONENTS
MAIN CENTRE (PK), RELAYS
K1: START CONTACTOR (M1) OF THE ENGINE
K2: AUXILIARY RELAY FOR EMERGENCY STOP BUTTON
Switches off the mains supply (230VAC).
K3: AUXILIARY RELAY FOR "BOOM DOWN" MOVEMENT
The limit switch RK4 controls the relay (delay 0,6 seconds).
K4: AUXILIARY RELAY FOR SWITCHING OFF THE "TELESCOPE OUT" MOVEMENT
The relay is controlled by the closing point of the limit switch RK4. (delay about 1,2 seconds).
After the RK4 has tripped (the red signal light H2 is lit), the lowering of the boom is prevented with
the retardation capacitors C
10
and C
11
of K4 by jumping about on the platform. Delay about 2,5 s.
K5: AUXILIARY RELAY FOR TURNING (RIGHT JOYSTICK)
K6: AUXILIARY RELAY FOR TURNING (RIGHT JOYSTICK)
K7: AUXILIARY RELAY FOR "BOOM DOWN" MOVEMENT (RIGHT JOYSTICK)
K8: AUXILIARY RELAY FOR "BOOM UP" MOVEMENT (RIGHT JOYSTICK)
K9: AUXILIARY RELAY FOR "TELESCOPE IN" MOVEMENT (LEFT JOYSTICK)
K10: AUXILIARY RELAY FOR "TELESCOPE OUT" MOVEMENT (LEFT JOYSTICK)
K12: CONTROL RELAY OF RETARDATION RESISTORS FOR LOWERING OF ARMS
K18: SENSOR RELAY FOR AC SUPPLY
Switches off the control voltage from the contactor (K1) of the engine (M1) after disconnection
from the power supply (230 VAC). Switches automatically over the stop/start circuit to control the
combustion engine if the mains voltage is disconnected.
K19: FUNCTION RELAY FOR OUTREACH LIMIT SWITCH RK4
Switches off the "telescope out" movement as the RK4 operates. Delay about 1,2s.
K24: AUXILIARY RELAY FOR SWITCHING OFF THE HYDRAULIC POWER UNIT
K27: AUXILIARY RELAY FOR LIFTING OF ARMS.
K30: AUXILIARY RELAY FOR POWER SUPPLY TO DRIVING DEVICE
Fuse F2 10A
The relay is controlled by limit switch RK3.
K42: CONTROL RELAY FOR STABILIZED VOLTAGE
The relay is controlled by switch Q
1.