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Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 11/18/2011 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 1 of 4 DATASHEET Rev. B DCHF1000W SERIES 36~72VDC & 95~132VDC Input Voltage Ranged 24, 28, & 48 VDC Single Outputs 840W~1008W Output Power Enclosed DC/DC Power Converters

FEATURES

 RoHS Compliant  ±10% Voltage Adjustment Range  Cooling Fan  36~72VDC and 95~132VDC Input Voltage Ranges  High Reliability  Built-in EMI Filter  840~1008W Output Power  24V, 28V, and 48V Output Voltages Available  100% Full Load Burn-in Tested  Dimensions: 9.84 x 6.30 x 3.43 Inches  Short Circuit, Over Voltage, Over Current, and Over Temperature Protected

DESCRIPTION

The DCHF1000W series of DC/DC power converters offers output power from 840W to 1008W in a 9.84” x 6.30” x 3.43” enclosed case. This series has 24V, 28V, and 48VDC single output models with input voltage ranges of 36-72VDC and 95- 132VDC. Some features include ±10% output adjustability, cooling fan, and a built-in EMI filter. These supplies are RoHS compliant and are 100% full load burn-in tested. All models ar e protected against short circuit, over voltage, over current, and over temperature conditions.

Rev. B DCHF1000W Series 2:1 Input Voltage Range 840~1008W, Single Outputs Enclosed DC/DC Power Converters Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 11/18/2011 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 2 of 4 SPECIFICATIONS: DCHF1000W Series All specifications are based on 25°C, Nominal Input Voltage, and Maximum Output Current unless otherwise noted. We reserve the right to change specifications based on technological advances. SPECIFICATION TEST CONDITIONS Min Nom Max Unit INPUT SPECIFICATIONS 48VDC nominal input models 36 48 72 Input Voltage Range 110VDC nominal input models 95 110 132 VDC OUTPUT SPECIFICATIONS Output Voltage See Table Output Voltage Adjustment Range -10 +10 % Line Regulation Full load -0.5 +0.5 % Load Regulation 0.5 % Output Current See Table Output Power See Table Ripple & Noise 1.0 % PROTECTION Over Voltage Protection 115 150 % Vo Over Current Protection 110 130 % Io Short Circuit Protection Yes Over Temperature Protection yes GENERAL SPECIFICATIONS Efficiency See Table Input to Output 1000 Input to FG 1000 Withstand Voltage Output to FG All for 1 minute 500 VDC Isolation Resistance At 500VDC 100 M Ω ENVIRONMENTAL SPECIFICATIONS Operating Temperature -10 +50 °C Operating Humidity (non-condensing) 20 90 % RH Storage Temperature -20 +85 °C Storage Humidity (non-condensing) 20 95 % RH Cooling Method fan PHYSICAL SPECIFICATIONS Dimensions (L x W x H) 9.84 x 6.30 x 3.43 inches (250 x 160 x 87 mm) Weight 6.8 lbs (3.10Kg) SAFETY & EMC CHARACTERISTICS Safety Standards Design refer to LVD EMC Standards Design refer to EN55022, EN61000-4

Rev. B DCHF1000W Series 2:1 Input Voltage Range 840~1008W, Single Outputs Enclosed DC/DC Power Converters Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 11/18/2011 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 3 of 4 MODEL SELECTION TABLE Model Number Input Voltage Output Voltage Output Current Ripple & Noise Output Power Efficiency DCHF1000W-SD48-24 24 VDC 35A 240mV 840W 82% DCHF1000W-SD48-28 28 VDC 30A 240mV 840W 83% DCHF1000W-SD48-48

48 VDC

(36 - 72 VDC)

48 VDC 21A 480mV 1008W 84%

DCHF1000W-SD110-24 24 VDC 35A 240mV 840W 82% DCHF1000W-SD110-28 28 VDC 30A 240mV 840W 83% DCHF1000W-SD110-48

110 VDC

(95 - 132 VDC) Unit: inches (mm) 1.22 (31) 0.59 (15) 7.74 (196.5) 3.43 (87) 2.20 (56) 4 - M4 4 - M4 9.84 (250) 6.30 (160) 4.33 (110)

Rev. B DCHF1000W Series 2:1 Input Voltage Range 840~1008W, Single Outputs Enclosed DC/DC Power Converters Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 11/18/2011 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 4 of 4 COMPANY INFORMATION Wall Industries, Inc. has created custom and modified units for over 50 years. Our in-house research and development engineers will provide a solution that exceeds your performance requirements on-time and on budget. Our ISO9001-2008 certification is just one example of our commitment to producing a high quality, well-documented product for our customers. Our past projects demonstrate our commitment to you, our customer. Wall Industries, Inc. has a reputation for working closely with its customers to ensure each solution meets or exceeds form, fit and function requirements. We will continue to provide ongoing support for your project above and beyond the design and production phases. Give us a call today to discuss your future projects. Contact Wall Industries for further information: Phone : (603)778-2300 Toll Free: (888)597-9255 E-mail: sales@wallindustries.com Web: www.wallindustries.com Address: 5 Watson Brook Rd. Exeter, NH 03833