Technical Specifications HOGEN® C Series Hydrogen Generation Systems Model DESCRIPTION On-site hydrogen generator in two integrated, automated, site-ready enclosures. Load Following operation automatically adjusts output to match demand. Automated Tank Filling operating with power-conservation mode during standby. ELECTROLYTE Proton Exchange Membrane (PEM) - caustic-free HYDROGEN PRODUCTION Net Production Rate: Nm3/hr @ 0° C, 1 bar SCF/hr @ 70° F, 1 atm SLPM @ 70° F, 1 atm kg per 24 hours Delivery Pressure - Nominal Power Consumed per Volume of Mass H2 Gas Produced** Purity (Concentration of Impurities)** 99.9998% (Water Vapor < 2 PPM, -72°C (-98°F) Dewpoint, N2 < 2 ppm O2 < 1 ppm, All others undetectable) Turndown Range 0 to 100% Net Product Delivery (Automatic) Field Upgradeable to a maximum of 30 Nm3 / hr (1140 SCF / hr) DI WATER REQUIREMENT Rate at Max. Consumption Rate Input Water Quality ASTM Type II Deionized Water required, < 1 micro Siemen / cm (>1 megOhm-cm) ASTM Type I Deionized Water recommended, <0.1 micro Siemen / cm (> 10 megOhm-cm) HEAT LOAD AND COOLANT REQUIREMENT Cooling Electrolyzer Liquid Cooled; Non-fouling; +5°C to 50°C (41°F to 122°F); 1.4 to 6.9 barg (30 to 100 PSIG) Flowrate: up to 133 L/min (35 gal/min) Pressure Drop: ~1.7 barg (~25 psig) Max. Heat Load (Cooling Requirement) 28.7 kW / 97,929 BTU/hr (8.2 tons refrig) 58.4 kW / 199,269 BTU/hr (16.6 tons refrig) 88.1 kW / 300,610 BTU/hr (25.1 tons refrig) Cooling Hydrogen Dryer & Power Supply Liquid Cooled; Non-fouling; +5°C to 40°C (41°F to 104°F); 1.4 to 6.9 barg (20 to 100 PSIG) Flowrate: up to 76 L/min (20 gal/min) Pressure Drop: ~1.0 barg (~15 psig) Max. Heat Load (Cooling Requirement) ** Subject to ambient and coolant temperatures. 4.8 kW / 16,379 BTU/hr (1.4 tons refrig) 8.4 kW / 28,662 BTU/hr (2.4 tons refrig) 12.1 kW / 41,287 BTU/hr (3.5 tons refrig) Consult Proton Applications Engineering Department for your specific application. www.protononsite.com | T 203.949.8697 | F 203.949.8016 | Proton OnSite 10 Technology Drive Wallingford, CT 06492 | [email protected]

ELECTRICAL SPECIFICATIONS Recommended Breaker Rating Electrical Specification INTERFACE CONNECTIONS *Consult Installation Manual for details* H2 Product Port 3/8” Parker CPI™ compression tube fitting, SS Coolant Supply and Return Ports Electrolyzer Enclosure: 1-1/2” FNPT, brass (Cell Stack); 1/2” FNPT, brass (Hydrogen Dryer) Power Supply Enclosure 3/4” FNPT, brass (Power Supply Cooling) Drain Port Connect to inlet of disconnect box CONTROL SYSTEMS Standard Features - Fully automated - E-stop - Automatic fault detection and system depressurization Remote Alarm - Push button start/stop - On-board...