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BELL WOOD


E-BRU Belt Reduction Unit, It can be used not only for F3A but also for aerobatic, scale model airplane. Kv value of the motor, gear ratio are widely adjustable to meet user's preference.









SPECIFICATIONS


1:
Total weight of each unit is within the range of between 660 and 680 gram including a motor (depending on each Kv value)
2:
Selectable from various kind of gear ratio (with combination of pulley, pinion gear).
3:
Maintenance free for more than 1,000 flights according to the past performance.
4:
Motor Kv value is chosen from 4 different type.
5:
Each parts are anodized in various colors.
6:
Selectable for front cross mount from 60mm/68mm/71mm (fit to each maker's model airplane)
7:
Other maker's motor can be used (notify about dimension when you like to buy it.)
8:
Each parts of the unit can be purchased optionally for worriless aftermarket.
9:
Data example: 400 Kv/ 21 x 14E/ pulley 31/ pinion gear 14 (gear ratio 2.214), 5870 rpm, thrust power 11.7 kg.
With combination of 400Kv motor and 21 x 14E propeller, it creates low power consumption of approx. 3000mAh when you fly P-15 pattern.
10:
Laser cut rear mount (plywood), colored instruction manual are attached.
11:
Outrunner motor is attached, almost maintenance free except for ball bearing of the motor.
12:
Flexible motor reduction gear unit to adjust to user's preference.
13:
Reference data: 400Kv / 21x14E/ Pulley 31 / Pinion gear 14/ Gear ratio 2.2214/ Propeller 5870rpm/ Motor 12998rpv/ 10 cells/ 66.32 A/ 37.5V/ 2487W/ Motor temperature 75 degree C/ Thrust power 11.7Kg.
Feel free to contact us if you have a question about pulley, pinion gear.

ERU INST.MANUAL
ERU spare parts list













RPM/V 400rpm/V 430rpm/V 450rpm/V 480rpm/v
Rotar Gear 2.214 2.429 2.5 2.643
Voltage 10-12S 10-12S 10-12S 10-12S
Motor Poles 10 10 10 10
Internal Resistance 0.031 0.028 0.024 0.021
Max Loading 60A 65A 70A 75A
Watt 2500W 2750W 3000W 3330W



For overseas customers, contact here. info@tokyo-hobbies.com