Traction and Reel Drive System
Item
Description
Transmission
Permanent magnet DC motor directly coupled to
first stage of a multi-ribbed poly-V belt drive
Belt tension maintained by spring loaded idler pulley
Traction drive
Transmission to traction drive uses a
multi-ribbed poly-V belt
Belt tension maintained by spring loaded idler pulley
Differential
Spur gear planetary differential
Traction brake
Band style (at differential shaft drive)
Traction drum
Dual cast aluminum, 19 cm (7.5 inches) diameter
with taper on outer 5.08 cm (2 inches)
Cutting unit drive
Transmission reel clutch shaft to telescoping
driveshaft
2 beam style couplers used in reel drive system
Final reel drive has 3 pulleys with positive drive belt
Pulley configuration allows 6 clip adjustments
Electrical System
Item
Description
Power
Lithium-Ion battery pack – nominal 53
V 35 Ah (42 to 64 V, 1.68 kWh) with
integrated battery management system
utilizing CAN communication with the TEC
and charger. Single battery affixed to
unit and charged onboard.
Electric motor
Brushless permanent magnet DC motor
– nominal 1.2 kW (~20 A continuous,
30 A peak) with integral motor controller
and helical gear reduction.
Battery charger
Voltage and current controlled with CAN
communication to manage storage wake-up
and maintenance features. Complies to
maximum voltage and current limits directed
by the battery management system.
Chassis and Controls
Item
Description
Transport wheel (optional) tire pressure
83 to 103 kPa (12 to 15 psi)
Greensmaster
®
eFlex 1800, 2100 and 2120
Page 2–3
Specifications and Maintenance: Specifications
12189SL Rev E