I9

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I9 Integrated Electric Power System

The preferred solution for 18~20kg multirotor drones

MOTOR

14S FOC 50A

ESC

I36

PROPELLER

I9 Recommendations

Take-off weight

18~20kg

Quadcopter

Take-off weight

26~28kg

Hexacopter

Technical Drawing

System Specs

Model No.	I9 KV68
Setup	I9 (Motor)+14S FOC 50A (ESC)+I36 (Prop)
Recommended battery	12~14S (LiPo)
Rated thrust	4~4.5kg
Efficiency at rated thrust	12.5g/W (4.5kg)
Max. thrust	15kg
Tube size	50mm
Wire length	650±5mm
Weight	994±1%g (Incl. wires+prop)
IP	IP46
Recommended ambient temperature	-30～50℃

Motor Specs

KV	68

ESC Specs

Throttle range	1050~1950us (Fixed)
Protocol	DRONE CAN、UAV CAN
Control method	PWM/CAN
Max. voltage	61V
Peak current(for a short time)	50A(Open environment and temperature≤60℃)
BEC	NO

Prop Spec

Model No.	I36 (Folding carbon fibre propeller)
Length	36 Inch (920mm)

Test Data

Type	Voltage (V)	Throttle (%)	Current (A)	Thrust (g)	Motor efficiency (%)	Overall efficiency (g/W)	Operating temperature (℃)
I9 KV68 + 14S FOC 50A + I36	56.03	30	1.87	1916	80.65	18.32	103 (Ambient temperature: 30)
	55.99	35	2.99	2741	84.09	16.37
	55.97	40	4.24	3446	83.07	14.53
	55.93	45	5.46	4128	84.08	13.53
	55.91	50	6.88	4796	83.92	12.47
	55.84	55	9.16	5786	82.87	11.31
	55.78	60	11.58	6807	83.35	10.54
	55.73	65	14.26	7792	83.41	9.8
	55.66	70	17.12	8818	83.27	9.26
	55.57	75	20.29	9841	83.00	8.73
	55.48	80	23.78	10880	82.63	8.25
	55.37	85	27.53	11929	81.98	7.83
	55.27	90	31.62	12945	81.07	7.41
	55.16	95	35.98	13966	80.27	7.04
	54.99	100	41.72	15251	79.17	6.65
Note: Motor temperature is the motor surface temperature at 80% throttle running 3mins. (Data above based on IPET SYSTEMS benchtest are for reference only. Final interpretation rights reserved by IPET SYSTEMS.)

Thrust-Efficiency Curve

Contents


Please check that your package contains all the above items before use. If something is missing, please contact online customer service or leave message to：info@ipetsystem.com