BT LPE200 - Functional Description

Electrical systems – 5000 LPE 240
Functional description
Order number Date Valid from serial number T-code
225553-040 2005-05-11 723984- 660, 661, 662, 497
© BT Europe AB Service Guide LWE180, LWE200, LPE200, LPE240 10- 11
10.3 Functional description
10.3.1 Starting the truck
• Battery connector plugged in.
• S21 closed.
• S17 on.
10.3.2 Driving without using platform and
gates, speed ≤ 6 km/h
• S59 open.
• S10 closed.
• L1 activated in any direction.
10.3.3 Driving from platform without using
gates,speed ≤ 6 km/h
• S 19 closed.
• S10 closed.
• L1 activated in any direction.
10.3.4 Driving from platform and using gates,
speed ≥ 8 km/h
• S 19 closed.
• S 53 closed.
• S10 closed.
• L1 activated in any direction.
10.3.5 Neutral speed reduction
• L1 to neutral position, motor starts to work as generator. Brake ener-
gy comes back to battery.
• Load sensor P1 determines speed reduction force.
• Y1 will be applied when the truck comes to a stand still even if the till-
er arm is in drive position.
• Energy back to the battery, see picture.
• The transistors (T2) for the generated brake current are not live.
T
M-
B+
S1
S2
K10
A
A1
A2
Shunt
B-
+
-
A1
I
a
Ish
T1
T2
M-
B+
S1
S2
K10
A
A1
A2
Shunt
B-
+
-
A1
I
a
Ish
T2
T1