SDEC 50 kVA 3-Phase Silent Diesel Generator incl. ATS

Features & Benefits

• 55 kVA standby at 230/400 V, 50 Hz, 1500 rpm

• Reliable four-cylinder 3.5 L SDEC diesel engine (turbocharged)

• Ideal for small business, estates and three-phase residential applications

• Sound-attenuated, weather-resistant canopy with lockable doors

• Automatic changeover (ATS), maintenance-free battery and charger included

• Brushless alternator with AVR (Class-H insulation) for stable output

• High-temperature and low-oil protection to prevent engine damage

• Easy-to-use digital controller with Auto/Manual/Test modes

• Each set undergoes a comprehensive pre-delivery inspection

• Warranty: 12 months / 1000 hours (earlier of)

Canopy

• Modular ventilation paths for efficient cooling

• Weather-resistant and lined with sound-reducing foam

• Powder-coated metal panels with panel window

• Lockable doors on each side for service access

• Thermally insulated exhaust system; external emergency stop

• Designed for easy lifting, moving and maintenance

• Sound-attenuated operation

Chassis

• Heavy-duty steel base frame with anti-vibration mountings

• Integrated base-frame fuel tank with dial-type gauge

• Lift or carefully push/pull via the base frame

Control System

• Auto Mains Failure (AMF) panel with Smartgen HGM4020N controller

• Emergency stop push button • Static battery charger

• Four-pole ATS, electrically and mechanically interlocked

Smartgen HGM4020N – Monitoring & Alarms

• Auto-start on mains failure • STOP/RESET – MANUAL – AUTO – TEST – START

• Metering (LCD): mains volts (L-L/L-N), generator amps (L1/L2/L3), frequency, power factor (cosφ), engine hours, battery volts, oil pressure, RPM, temperature

• Shutdowns: under/over-speed, fail to start/stop, high temp, low oil, charge fail, under/over generator volts/frequency, under/over mains voltage, emergency stop

Technical Specifications

Engine

• Make/Model: SDEC 4ZT3.5-G21

• Displacement: 3.5 L • Cylinders: 4 in-line, water-cooled • Cycle: 4-stroke

• Fuel System: In-line injection pump • Governor: Electronic control

• Output @1500 rpm: 49 kW • Turbocharged • Compression: 18:1

• Oil Type: 15W-40 • Oil Capacity: 6–7 L

• Cooling: Water-cooled radiator/fan • Coolant Capacity: 7.9 L

• Starter/Charge: 12 V DC with charge alternator

• Filtration: Replaceable fuel/oil filters; dry-element air filter

• Battery: Maintenance-free (rack & cables included)

Alternator

• Make: StromerPower • Type: Brushless, single-bearing

• Prime/Standby: 50 kVA / 55 kVA • Voltage: 230/400 V • Freq: 50 Hz

• AVR: SX460 • Regulation: ±1% • PF: 0.8 • Stator: 2/3 pitch

• Protection: IP23 (screen protected, drip-proof) • Insulation: Class-H

• Self-exciting, self-regulating

General

• Structure: Silent, weather-resistant enclosure

• Dimensions (L × W × H): 2150 × 960 × 1420 mm

• Dry Weight: 810 kg

• Fuel Tank: 180 L (base-frame)

• ATS Unit: Included • Protection System: Four-way protection

• Note: Ratings at sea level; derating applies for altitude and power factor.

Delivery & Installation

Enerlux supplies, delivers, installs and issues CoC in Gauteng. Courier delivery available nationwide. Lead times depend on stock and route scheduling.