Engine Specifications:
PARAMETER | VALUE |
Engine model | 3W 28i or 28 CS, two stroke |
Power | 3.35 hp (28i) or 3.55 hp (28 CS) |
Capacity | 28 cc |
Speed range | 1500-8500 rpm |
Oil / Gasoline Ratio | 1:50 / 2% mix |
Recommended 2-bladed Propellers | 16x10, 18x8, 18x10, 20x8 |
Recommended 3-bladed Propellers | 16x8, 16x10 |
Engine weight ( including ignition) | 1.2 kg |
Muffler | Not included |
PARAMETER | VALUE |
Generator type | Brushed |
Generator voltage range | 13 – 50 VDC |
External power supply voltage range | 13 – 50 VDC |
Battery Type | 3 cells Li-Polymer (not included) |
Battery Voltage | 12.6 V |
Maximum battery charging current | 2 A |
Maximum continuous generator current | 3.5 A |
Maximum continuous battery current | 8 A |
Maximum continuous external power current | 8 A |
Output voltage | 6 V and 12 V |
Maximum output voltage ripple | 50 mV @6V 50 mV@12V |
Continuous load current, 6 Volt output 1,2 | 5 A |
Continuous load current, 12 Volt output 1,2 | 5 A |
Maximum GPU efficiency | 90 % |
Maximum total generator system efficiency | 75 % |
Maximum peak load current | 10 A for 10 seconds |
No load GPU current | 110 mA |
Tachometer range | 1000-9000 rpm |
Tachometer accuracy | 200 rpm |
Current sensor range | 0 to 10 A |
Current sensor accuracy | 0.2 A |
Voltage sensor accuracy | 0.1 V |
Serial Communication | 5V TTL |
Generator System Mechanical Specifications:
PARAMETER | VALUE |
GPU Dimensions | 59.4 x 115.8 x 32.4 mm |
GPU Weight | ~190 grams |
Complete Onboard Generator System weight | ~550 grams |
Maximum GPU enclosure temperature | 70°C |
Environmental protection | IP 64 standard, IP 68 on request |
Operating temperature | - 40°C to +50°C 2 |
Electrical connectors | Fischer 104 Series push-pull connector |