PT15K-S-SAE Home Standby Diesel Generator (1-Phase)

1. Generator Overview:
Model: PR Power PT15K-S-SAE
Generator type: Sound-proof diesel generator
Rated standby power: 19 kVA / 15 kW
Rated prime power: 18 kVA / 14 kW
Frequency: 50 Hz
Phase: Single phase
Configuration: 3-wire
Engine: Kubota D1803-M-DI-BG
Alternator: Leroy Somer LSA42.3VS3
Controller: PLC-920 microprocessor control module
Main circuit breaker: 80 A
Fuel tank: 120 L
Approximate dry weight: 756 kg
Dimensions: 1,850 mm L × 744 mm W × 1,207 mm H
Sound pressure level: 61.0 dBA at 7 metres
Canopy: Powder-coated, sound-proof enclosure
Intended installation: Suitable for outdoor or well-ventilated indoor applications.

2. Engine – Kubota D1803-M-DI-BG:
Powered by a Kubota D1803-M-DI-BG diesel engine.
3-cylinder diesel engine providing a compact and reliable power source.
Displacement: 1.65 litres.
Bore: 87 mm.
Stroke: 102 mm.
Compression ratio: 16.0:1.
Aspiration: Naturally aspirated.
Cooling: Water cooled.
Injection system: Direct injection.
Engine fan: Pusher type.
Battery voltage: 12 V.
Engine oil capacity: 13.2 L.
Fuel: Diesel Fuel No.2-D, specified in the datasheet as ASTM D975.
Lubricating oil: Class CF.
Coolant: Glycol mixture.
Standby engine power: 17.2 kW.
Prime engine power: 15.6 kW.
Fuel consumption at 100% load: 3.9 L/h.
Engine dimensions: 611.4 × 490 × 682.5 mm.
Approximate dry engine weight: 211 kg.

3. Alternator – Leroy Somer LSA42.3VS3:
Fitted with a Leroy Somer LSA42.3VS3 alternator.
Excitation: Self-excited, SHUNT system.
Exciter: Brushless.
Windings: 100% copper.
Insulation class: H.
Winding pitch: 2/3.
Number of terminals: 12.
Protection: IP23 drip-proof construction.
Voltage regulation: ±1.0%.
Cooling fan: Cast alloy aluminium.
Maximum specified altitude: 1,000 m above sea level.
Overspeed rating: 2,250 rpm.
Total harmonic distortion: Less than 1.5% at no load and less than 5% on load.
Telephone interference: THF <2%; TIF <50.
Designed to provide stable electrical output for the generator's intended applications.

4. Power Output & Electrical Specifications:
Prime power: 18 kVA / 14 kW.
Standby power: 19 kVA / 15 kW.
Frequency: 50 Hz.
Speed: 1,500 rpm.
Available voltage options shown in the datasheet include:
220 V: 81.8 A
230 V: 78.2 A
240 V: 75 A
Main circuit breaker: 80 A.
Electrical output is provided through the generator's dedicated live, neutral and earth terminals.
The generator incorporates an electrical governor for speed control.

5. Fuel System:
Fuel tank capacity: 120 litres.
The generator is fitted with an integrated base-mounted fuel tank.
The datasheet specifies the tank for approximately 30 hours of running.
Fuel tank incorporates dedicated drain points to assist servicing and maintenance.
Fuel consumption is listed as approximately 3.9 L/h at 100% load.
The integrated tank provides a practical solution for applications requiring extended operation without frequent refuelling.

6. Fuel Consumption:

25% load: 0.975 L/h
50% load: Datasheet load table provided.
75% load: Datasheet load table provided.
100% load: Approximately 3.9 L/h.
110% load: Datasheet includes an overload test point.

7. Cooling System:
Engine cooling: Water cooled.
Radiator: 45°C rated radiator.
Fan: Pusher-type cooling fan.
The generator is designed for ambient temperatures between -25°C and 50°C.
A coolant heater is required below 5°C, according to the manufacturer's specifications.
Suitable for outdoor applications or indoor installation where adequate ventilation is provided.

8. Noise Level:
Sound pressure level: 61.0 dBA at 7 metres.
The sound-proof canopy is designed to reduce operating noise compared with an open-frame generating set.
The relatively compact enclosure makes the unit suitable for applications where noise control is an important consideration.

9. Dimensions & Weight:
Overall length: 1,850 mm.
Overall width: 744 mm.
Overall height: 1,207 mm.
Dry weight: Approximately 756 kg.
The compact footprint makes the unit suitable for installations where available space is limited.
The sound-proof enclosure and integrated base tank provide a self-contained generator package.