E-flite Park 450 Brushless Outrunner Motor, 890Kv - Manual

Park 450 Brushless Outrunner Instructions
Thank you for purchasing the E-flite Park 450 Brushless Outrunner motor. This motor is an ideal choice for the E-flite
Mini Ultra Stick, Mini Pulse XT, and small profile balsa 3D airplanes. The motor will provide great performance on the
scale planes such as the E-flite Taylorcraft 450.
Park 450 Brushless Outrunner Features:
• Ideal for 3D park flyers 15- to 25-ounces and scale park flyers 20- to 30-ounces using 2- to 3-cell 1200–2100mAh
Li-Po packs
• High torque alternative to inrunner brushless motors
• Includes mount, prop adapters, and mounting hardware
• Quiet, lightweight operation – just 2.5 ounces (72 g)
• External rotor design, 4mm shaft can easily be reversed for alternative motor installations
• High quality construction with ball bearings and hardened steel shaft
• Slotted 12-pole outrunner design
Park 450 Specifications
Diameter: 28mm (1.1 in)
Case Length: 33mm (1.3 in)
Weight: 72g (2.5 oz)
Shaft Diameter: 4mm (.16 in)
EFLM1400
Kv: 890 (rpms per volt)
Io: .69A @ 8V (no load current)
Ri: .20 ohms (resistance)
Continuous Current: 14A*
Max Burst Current: 18A*
Input Watts: 175
Cells: 6-10 Ni-MH/Ni-Cd or 2-3S Li-Po
Recommended Props: 9x6 to 11x3.8 ‘Slow Flyer’ or 10x5 to 12x6 ‘Electric’
Brushless ESC: 20A (EFLA311B) or 30A (EFLA1030)
* Maximum Operating Temperature: 220 degrees Fahrenheit
* Adequate cooling is required for all motor operation at maximum current levels.
* Maximum Burst Current duration is 15 seconds. Adequate time between maximum burst intervals is required for
proper cooling and to avoid overheating the motor.
* Maximum Burst Current rating is for 3D and limited motor run flights. Lack of proper throttle management may result
in damage to the motor since excessive use of burst current may overheat the motor.
Battery Choices:
We recommend either E-flite or Thunder Power batteries and list some possible choices for the Park 450 Brushless
Outrunner motor, all depending on the airplane application. Battery technology is constantly changing and
manufacturers are improving and updating older packs with new ones so the list below may generally be substituted.
EFLB12502S 2S 1250mAh Li-Po,16AWG
THP13502SPL2 1350mAh 2-Cell 7.4V Pro-Lite V2 Li-Po
EFLB12503S 3S 1250mAh Li-Po,16AWG THP13503SPL2 1350mAh 3-Cell 11.1V Pro-Lite V2 Li-Po
EFLB15002S 2S 1500mAh Li-Po,16AWG THP21002SPL2 2100mAh 2-Cell 7.4V Pro-Lite V2 Li-Po
EFLB15003S 3S 1500mAh Li-Po,16AWG THP21003SPL2 2100mAh 3-Cell 11.1V Pro-Lite V2 Li-Po
EFLB21002S 2S 2100mAh Li-Po,16AWG
EFLB21003S 3S 2100mAh Li-Po,16AWG
Examples of Airplane Setups:
E-flite Mini Edge 3D ARF (EFL2225)
Comments – Sport 3D and aerobatic performance with good vertical power and top speed. Also allows the use of the
lightweight THP13203SPL battery for improved power to weight ratio.
Weight w/Battery: 26 oz (735g)
Prop: 12x6 Electric (APC12060E) or 11x3.8 Slow Flyer (APC11038SF)
Battery: 1320mAh 3-Cell 11.1V LIPO (THP13203SPL) or 2100mAh 3-Cell 11.1V Li-Po (THP21003SPL)
ESC: 20A Brushless (EFLA311B)