DATASHEET Rev. B DCHF300W SERIES 2:1 Input Voltage Range 12, 15, 24, & 48VDC Single Outputs 300W Output Power DC/DC Chassis Mount Power Converters FEATURES Single Output RoHS Compliant ±10% Voltage Adjustment Range 2:1 Input Voltage Range High Reliability Built-in Fan Speed Control 300W Output Power 12V, 15V, 24V, and 48V Output Voltages Available 100% Full Load Burn-in Tested Dimensions: 8.46 x 4.53 x 1.97 Inches Short Circuit, Over Voltage, Over Current, and Over Temperature Protected DESCRIPTION The DCHF300W series of DC/DC power converters offers 300W output power in an 8.46 x 4.53 x 1.97 enclosed case. This series has 2:1 input voltage ranges of 36-72VDC and 72-144VDC and 12V, 15V, 24V, and 48VDC single outputs available. Some features include ±10% output adjustability and built-in fan speed control. These supplies are RoHS compliant and are protected against short circuit, over voltage, over current, and over temperature conditions. 06/01/2011 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 1 of 4 DCHF300W Series 300W, Single Outputs 2:1 Input Voltage Range DC/DC Chassis Mount Power Converters Rev. B SPECIFICATIONS: DCHF300W 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 48VDC nominal input models 36 48 72 110VDC nominal input models 72 110 144 Unit INPUT SPECIFICATIONS Input Voltage Range VDC OUTPUT SPECIFICATIONS Output Voltage See Table Output Voltage Adjustment Range Line Regulation Full load -10 +10 % ≤ -0.5 ≤ +0.5 % Load Regulation 0.5 % Output Current See Table Output Power See Table Ripple & Noise See Table PROTECTION Over Voltage Protection 115 150 % Vo Over Load Protection 110 130 % Io Short Circuit Protection Yes Over Temperature Protection Yes GENERAL SPECIFICATIONS Efficiency See Table Input to Output Withstand Voltage Input to FG Isolation Resistance 1000 All for 1 minute VDC 1000 Output to FG 500 At 500VDC > 100 MΩ 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 8.46 x 4.53 x 1.97 inches (215 x 115 x 50 mm) 2.4 lbs (1100g) Dimensions (L x W x H) Weight SAFETY & EMC CHARACTERISTICS Safety Standards Design refer to LVD EMC Standards Design refer to EN55022, EN61000-4 06/01/2011 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 2 of 4 DCHF300W Series 300W, Single Outputs 2:1 Input Voltage Range DC/DC Chassis Mount Power Converters Rev. B MODEL SELECTION TABLE Model Number Input Voltage DCHF300W-SD48-12 Output Voltage Output Current Ripple & Noise Output Power Efficiency 12 VDC 25 A 120mVp-p 300W 82% 15 VDC 20 A 150mVp-p 300W 83% 24 VDC 12.5 A 200mVp-p 300W 85% DCHF300W-SD48-48 48 VDC 6.3 A 200mVp-p 302.4W 88% DCHF300W-SD110-12 12 VDC 25 A 120mVp-p 300W 82% 15 VDC 20 A 150mVp-p 300W 83% 24 VDC 12.5 A 200mVp-p 300W 85% 48 VDC 6.3 A 200mVp-p 302.4W 88% DCHF300W-SD48-15 48 VDC (36 - 72 VDC) DCHF300W-SD48-24 DCHF300W-SD110-15 DCHF300W-SD110-24 110 VDC (72 - 144 VDC) DCHF300W-SD110-48 MECHANICAL DRAWING Unit: inches (mm) 8.46 (215) 0.49 (12.5) 4-M4 1.97 (50) 5.91 (150) 0.98 (25) 1.28 (32.5) 1.08 (27.5) 6.99 (177.5) 1.28 (32.5) 5.91 (150) 1.44 (36.5) 1.91 (48.5) 06/01/2011 4.53 (115) 1.99 (50.5) 6 -M3 1.28 (32.5) 1.08 (27.5) 4.63 (117.5) Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 0.39 (10) 0.33 (8.5) 3.74 (95) 1.97 (50) 4-M4 Page 3 of 4 Rev. B DCHF300W Series 300W, Single Outputs 2:1 Input Voltage Range DC/DC Chassis Mount Power Converters PIN CONNECTIONS Unit: inches (mm) 0.98 (25) 0.49 (12) 1.97 (50) 4-M4 1.28 (32.5) 5.91 (150) 8.46 (215) 5.91 (150) 1 PIN CONNECTIONS 4-M4 2 1.97 (50) 3 4 5 6 4.53 (115) 0.37 (9.5) 0.85 (21.5) 1.28 (32.5) Pin No Assignment 1, 2, 3 4, 5, 6 DC Input (V+) DC Input (V-) 7 FG 8 DC Output (V+) 9 DC Output (V-) Screw Size: M4*6 7 8 9 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: Toll Free: Fax: E-mail: Web: Address: 06/01/2011 (603)778-2300 (888)597-9255 (603)778-9797 [email protected] www.wallindustries.com 5 Watson Brook Rd. Exeter, NH 03833 Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 Page 4 of 4