Description
Pramac GSW15P – 14.31 kVA Three Phase Diesel Generator
Perkins power. Mecc Alte output. 58 dB(A) at 7 metres.
The GSW15P diesel generator delivers 14.31 kVA / 11.45 kW emergency standby and 12.91 kVA / 10.33 kW prime power from a Perkins 403D-15G, a three cylinder, 1.5 litre, naturally aspirated, water-cooled engine with mechanical governor and electric start. Output is delivered through a brushless Mecc Alte ECP3-2L4C alternator at 400 V, 50 Hz, three phase, 0.8 power factor, with class H insulation, IP23 protection, digital DSR voltage regulation held inside 1% and 86.7% efficiency at 75% load. Maximum current is 20.66 A behind a 20 A circuit breaker.
The soundproof canopy is built from modular zinced steel panels, fully sealed and weatherproof, with a residential silencer mounted inside and wide lockable lateral access doors on stainless steel hinges. A single detachable lifting eye sits on the roof, and the welded steel baseframe carries properly sized anti-vibration mountings. Noise is 58 dB(A) at 7 metres with a guaranteed sound power level of 87 dB(A). The unit measures 1800 x 850 x 1260 mm and weighs 745 kg dry.
GSW15P at a glance
- 14.31 kVA / 11.45 kW emergency standby, 12.91 kVA / 10.33 kW prime power
- Perkins 403D-15G, 3 cylinder in line, 1496 cm³, naturally aspirated, water cooled
- Mecc Alte ECP3-2L4C brushless alternator, 4 pole, class H, IP23, DSR digital regulation
- 400 V, 50 Hz, three phase, 0.8 power factor
- Maximum current 20.66 A, 20 A circuit breaker
- 68 L plastic fuel tank with minimum level sensor
- Fuel consumption 2.74 L/h at 75% PRP, 3.60 L/h at 100% PRP
- Runtime 24.82 h at 75% PRP, 18.89 h at 100% PRP
- Noise: 58 dB(A) @ 7 m, guaranteed LWA 87 dB(A)
- ACP automatic control panel with digital control unit, four operating modes and automatic battery charger
- 12 V electric start, 70 Ah battery
- Dimensions 1800 x 850 x 1260 mm, dry weight 745 kg
The ACP automatic control panel is mounted on the genset behind a lockable door, with digital instrumentation covering three phase generator voltage and current, mains voltage, frequency, battery voltage, power in kVA, kW and kVAr, power factor, hours run, engine speed and fuel level. It offers four operating modes (off, manual start, automatic start and automatic test), remote starting, an automatic battery charger, RS232 communication port and password protection. Alarm and shutdown protection covers low fuel level, low oil pressure, high engine temperature, under and over voltage, overload, under and over frequency, starting failure, battery faults, three pole circuit breaker protection and earth fault.
Oil and coolant capacity are 6 litres each, and the cooling system uses a mounted radiator with thermostatically controlled belt driven pump and pusher fan. The Mecc Alte stator is wound to 2/3 pitch with a MAUX auxiliary winding, giving 300% forced current for 20 seconds for motor starting duty.
Ratings to ISO 8528, with engine performance to ISO 8528/1, ISO 3046/1:1986 and BS 5514/1.
| Power Rating | ||
| EMERGENCY STANDBY POWER ESP | kVA | 14.31 |
| EMERGENCY STANDBY POWER ESP | kW | 11.45 |
| PRIME POWER PRP | kVA | 12.91 |
| PRIME POWER PRP | kW | 10.33 |
| VOLTAGE | V | 400 |
| FREQUENCY | Hz | 50 |
| POWER FACTOR | cos φ | 0.8 |
| PHASE | 3 | |
| FUEL | Diesel | |
| Engine Specifications | ||
| [50HZ] EXHAUST EMISSION LEVEL | Unregulated | |
| ENGINE BRAND | Perkins | |
| MODEL | 403D-15G | |
| DISPLACEMENT | cm³ | 1496 |
| ASPIRATION | Natural | |
| STARTING SYSTEM | Electric | |
| FUEL | Diesel | |
GSW Series – Stationary Diesel Generators
Reliable. Silent. Ready for Any Demand.
The GSW Series represents a proven line of stationary diesel generators engineered for dependable long-term performance across industrial, commercial, and critical-power environments. Designed with durability, acoustic comfort, and operational efficiency in mind, each generator integrates robust mechanical components with advanced electronic control systems to deliver stable and reliable power, day after day, in all conditions.
Key Features
- Power range from 10-1150 kVA
- Frequency options: 50 / 60 Hz, with multiple voltage configurations
- Engine choices: Perkins, Volvo Penta, Iveco, Doosan, MTU
- Alternators: Mecc Alte or Stamford, 4-pole, Class H insulation, IP23
- Intelligent control: Deep Sea (DSE) controllers with Manual, Auto, and Remote operation
- Enclosures: sound-attenuated, weather-resistant, galvanized steel canopies (IP23)
- Baseframe options: integrated bunded fuel tanks with 8-24 hour autonomy
- Noise levels as low as 65 dB(A) @ 7 m
- Installation formats: skid-mounted, canopy, or open-frame
- Safety: hot-part shielding, lockable access doors, emergency stop, wide-service panels
Built for adaptability, each unit can be configured to meet site-specific demands while ensuring compliance with CE standards, ISO 8528, and EU noise directives.
Modular Configuration Options
The GSW Series supports a wide range of modular upgrades and customisation paths:
- Exhaust and cooling system enhancements
- Multiple baseframe and fuel tank sizes
- Sound-attenuated or heavy-duty enclosures
- Customised power and control panel layouts
- Automatic Transfer Switch (ATS) integration
- Battery chargers, pre-heaters, and load test ports
Optional Equipment
- ATS / MRS / ACP panels
- Engine pre-heating system (PHS) for standby applications
- Heavy-duty air filtration (HDF) for harsh environments
- Fuel and oil leak detection trays (LPT)
- Extended fuel tanks up to 1000+ L
- DSE WebNet remote monitoring and telemetry
- Analog gauges for fuel and engine monitoring (FAG / AHM / VMT)
Frequently Asked Questions
How long will the GSW15P run on a full tank?
The 68 litre tank gives 24.82 hours at 75% prime power or 18.89 hours at full load, using 2.74 and 3.60 litres per hour respectively.
Is an automatic transfer switch (ATS) included?
No. An automatic transfer switch is not included unless it is listed in the product description above. Ozwide Power can supply a correctly rated ATS with the generator, so ask for a package price when you enquire.









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