HELICOPTER Series

BMS-19A [New Generation]

8.4V@22.6kg/313.9oz
8.4V@0.035sec
( Including Aluminum Arm * 1 PCS)
DETAILS
Application / Suitable
Priority for Helicopter Tail [Rudder] & Airplane & 1/10th On-Road, Drift Car.  (EP / Gas / Nitro)
 
Specifications
Torque At 6.0V 16.3 kg-cm / 226.4 oz-in
Torque At 7.4V 19.8 kg-cm / 275.0 oz-in
Torque At 8.4V 22.6 kg-cm / 313.9 oz-in
Speed At 6.0V 0.058 sec / 60°
Speed At 7.4V 0.046 sec / 60°
Speed At 8.4V 0.035 sec / 60°
 
Protection Mechanism
Soft Start Protection Soft start to a neutral position.
Over Voltage Protection Over 9.0V drive the protection mode and 8.4V return to normal mode.
Low Voltage Protection Lower than 4.0V, drive the protection mode and 4.5V return to normal mode.
Locked Rotor Protection Stall in 5 sec, output torque goes down.
Temperature Protection Overheat 85 degrees C (185 degrees F), drive the protection mode and down 75 degrees C (167 degrees Freturn to normal mode.
Lose Control Protection When losing the transmitter signal, that servo will be back to the neutral position immediately and lock.
 
Power Supply
Operating Voltage Range  4.5V ~ 8.5V ( 4 ~ 6 Cell Ni-MH or 2S Li-Poly / 2S Li-Fe)
 
Control Specification
Control System Digital Controller / AD 12-Bits Resolution ( 4096 Steps )
Frequency:Up to 333Hz / Neutral:1500us or 1520us
Dead Band Width 0.001ms ( Default:1us)
 
Mechanical Specifications
Ball Bearing Dual ball bearings
Gear Titanium W/ Nanometer Alloy Gears
Motor High Premium Coreless Motor
Horn / Gear Spline 25 Teeth ( Same as F-Type )
 
Physical Specifications
Dimension (mm) 40.5 x 20 x 39 mm / 1.59 x 0.79 x 1.54 in
Weight (gram) 78.5 ± 1 grams / 2.77 oz
Product Picture / Dimension Sketch