Electrical System – 5000 LWE 180/200 LPE 200
Technical specifications – Curtis 1243
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 9-  53
9.10  Technical specifications –  
Curtis 1243
* Under special test conditions.
Value Unit Explanation
Operating voltage 24 Volt
Top voltage limit 33 Volt
Bottom voltage limit 16 Volt Minimum operating voltage
Electrical insulation against cold 
chassis
500 V AC Minimum
PWM frequency 16 kHz
Maximum current in rotor winding* 150 Ampere for 2 minutes
100 Ampere for 1 hour
Maximum current in field winding 20 Ampere for 2 minutes
20 for 1 hour
Contactor voltage 24 Volt The same as for the battery
Contactor current 2 Ampere Max (valid limit for 2.5 ampere)
KSI input voltage, min. 16,8 Volt
KSI input current 50 mA
Logical voltage value in > 7.5; High 
< 1; Low
Volt
Logical input current value 15 mA
Operating temperature -40 to +50 °C
Upper temperature limit, reduction 85 °C
Lower temperature limit, reduction -25 °C