ALPHA SERIES LWA LIQUID COOLED HIGH SPEED GAS GENSETS PROPANE GAS: LWA 14(A)-P, LWA 22(A)-P, LWA 30(A)-P, LWA 41(A)-P NATURAL GAS: LWA 14(A)-N, LWA 22(A)-N, LWA 30(A)-N, LWA 41(A)-N 50 Hz; 1500 r/min; power outputs: 8.2-43.2 kVA (propane); 6.8-37.8 kVA (natural) 60 Hz; 1800 r/min; power outputs: 8.4-31.4 kVA (propane); 6.9-27.4 kVA (natural) LIQUID COOLED GENERATING SETS WITH ELECTRONIC CONTROL MODULE BASIC CHARACTERISTICS • 50 Hz, 3000 r/min or 60 Hz, 3600 r/min • Lister Petter Alpha Series liquid cooled, natural gas or propane gas fuelled, spark ignition, 2, 3 or 4 cylinders • naturally aspirated or turbocharged • open set (LWA) or acoustic set (LWAA) STANDARD FEATURES • control system with electronic digital control module • single bearing, 2-pole brushless alternator • zirconium phosphated powder coated base plate with forklift pockets • bunded base retaining 110% of all fluids • anti vibration mountings • 12V starter battery and leads • electronic governing • emergency stop button (lock-down type) • pusher fan • operators’ handbook • electrical diagrams OPEN SETS ONLY • engine mounted exhaust silencer ACOUSTIC SETS ONLY • acoustic canopy • residential exhaust silencer • 2 off roof mounted lifting eye bolt fixings • external emergency stop button • tough ripple effect paint finish • earth straps on service doors • large side door for easy service access • document pocket in access door Note: 60Hz (3600r/min) high speed gensets are suitable for standby/ intermittent duty applications only. ACOUSTIC GENSET (LWAA) * LWA 10(A) – Please refer to Lister Petter Applications

ALPHA SERIES: LWA HIGH SPEED GAS GENSETS TECHNICAL DATA SHEET ALTERNATOR SPECIFICATION • single bearing, 2-pole brushless alternator • solid state AVR with ±1.5% voltage regulation as standard • class H insulation on the rotor and stator • lP23 protection class CONTROL CUBICLE All LWA and LWAA sets have a vibration-isolated control cubicle, which has the following features: • electronic digital control module with monitoring/control facility and warning indicators • automatic shutdown protection • emergency stop button (lock-down type) - open sets only • AC output circuit breaker with over-current...

ALPHA SERIES: LWA HIGH SPEED GAS GENSETS TECHNICAL DATA SHEET OPTIONAL ITEMS • residential exhaust silencer for open sets (as fitted to acoustic) • acoustic canopy kit (including residential silencer kit) for retro-fitting to open sets • AMF system with remote mounted ATS panel • rodent mesh • integral dummy loads (various ratings) • automatic solid-state 4-Amp battery charger (standard on AMF gensets) • 2-wheel trailer Rodent Mesh Roof Mounted Lifting Eye Bolt Fixings Large service doors showing fold-down front panel on cubicle and external emergency stop button Internal Dummy Load Unit (various...

ALPHA SERIES: LWA HIGH SPEED GAS GENSETS TECHNICAL DATA SHEET POWER OUTPUTS 3 TO ISO 8528-1 AND EMISSIONS COMPLIANCE 50 Hz, 3000 r/min Single Phase Model Three Phase Three Phase Single Phase * Other voltages are available on request 3. Power outputs are based on standard Lister Petter Alternators. Mecc Alte alternators are available as an option, ratings are different Power Factor (pf). Single phase 1.0 pf; three phase 0.8 pf. APPROXIMATE DIMENSIONS Open Gensets LWA 10 Length (A) Width (B) Height (C) Acoustic Gensets LWA 10A (SF*) LWA 15A (SF*) LWA 20A (SF*) LWA 27A (SF*) Length (A) Width (B)...

ALPHA SERIES: LWA HIGH SPEED GAS GENSETS TECHNICAL DATA SHEET LPWG Engines UK LISTER PETTER GLOBAL DISTRIBUTION LTD Electricity building, Unit 2 Hurricane Close, Sherburn in Elmet, Leeds, LS25 6PB, England TEL: +44 (0)1977 800372 E-mail: [email protected] www.lister-petter.co.uk Lister Petter have made efforts to ensure that the information in this data sheet is accurate but reserve the right to amend specifications and information without notice and without obligation or liability.