Product Specifications
Prod Model: |
HD-50B |
Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Type Of Output: |
Dual Output(AC/DC to DC),Constant Voltage |
Type Of Power Supply: |
Metal Case Power Supply |
Output Type: |
Dual |
Warranty: |
1 Year |
Connection Mode: |
Series Switching Power Supply |
Starting Mode: |
Self-excited Switching Power Supply |
Voltage Regulating Mode: |
Width Modulation Type |
Power Supplying System: |
Terminal Power Distribution Equipment |
Certification: |
CCC |
Output Power: |
54W |
Input Voltage: |
AC85~132/170~264 |
Energy Transmission: |
Dual Output |
Brand: |
Dhecn |
Product Description
Features
· High efficiency, high reliability, low cost
· AC input range selected by switch
· Protection: Short circuit/ Over load
· 100% full load burn-in test
· Cooling by free air convection
· Fixed switch frequency at 24KHz
· 1 year warranty
· Dimensions: 159*97*38mm(L*W*H)
Specification
1)INPUT
· Voltage Range: 85~132 VAC/170~264VAC47~63 Hz; Selected by switch 240~370VDC
· AC Current: 1.3A/115VAC0.65A/230VAC
· Efficiency: 73%
· Inrush Current: Cold start 18A/115V36A/230V
· Leakage Current: <0.5mA/240VAC
2)PROTECTION
· Over Load: 105%~150% Protection type: Shut down o/p voltage, recovers automatically after fault condition is removed
3)ENVIRONMENT
· Working Temp., Humidity: -10º C~+60º C; 20%~90 %RH
· Storage Temp., Humidity: -20º C~+85º C; 10%~95 %RH
· Vibration: 10~500Hz, 2G 10min. /1cycle, period for 60min, each along X, Y, Zaxes
4)SAFETY AND STANDARD
· Withstand Voltage: I/P-O/P: 1.5KVACI/P-FG: 1.5KVACO/P-FG: 0.5KVAC
· Isolation Resistance: I/P-O/P, I/P-FG, O/P-FG: 100M Ohms/500VDC
· Safety Standard: Design refer to UL1012
· EMC Standard: Design refer to FCC Part15 J Conduction
5)OUTPUT
· Model HD-50A-CH1 HD-50A-CH2 HD-50B-CH1 HD-50B-CH2
· DC Voltage 5V 12V 5V 24V
· Voltage Tolerance ± 2%, +5%, -8%, ± 2%, ± 8%
· Rated Current 6A 2A 6A 1A
· Current Range 1-6A 0.3-2A 1-6A 0.2-1A
· Rated Power 54W 54W 54W 54W
· Ripple & Noise 50 mVp-p 100 mVp-p 50mVp-p 100mVp-p
· DC Adjustment Range CH1: -5%, +10%
· Setup, Rise, Hold Time 200ms, 50ms, 20ms at full load

Established in 1988, We specialize in manufacturing switching power supply, current transformer, voltage transformer, fuse and isolation switch. Donghua provides you a variety of high quality switching power supply, Transformer, fuse, isolation switch And professional product solution.
To supply our customers perfect products, we set up R&D department with over 20 experienced engineers and also follow a full set of computerized managementssystem. What' S more, as an ISO9001 certified company, we adopt a strict inspection process and a scientific management system with modern imported manufacturing and testing facilities, succeeded in achieving some safety sertification such as CCC, CE, CB, UL and all products are RoHS Compliance.
Advantage managent and abundant labor in China, let us provide our customers more high reliable quality and more cheaper products, by now, DHECN-SMPS is becoming more and more famous among customers worldwide due to its reliable quality, competitive price, punctual delivery and correct service.
Donghua warmly welcome all old and new customers to visit our company or contact us by Tel, Fax, E-mail. Believing we will be your long-term business cooperator either as a reliable supplier or as a close ODM/OEM partner in China.
Business Type: Manufacturer/Factory & Trading Company
Number of Employees: 110
Management System Certification: ISO 9001,ISO 14001
International Commercial Terms: FOB, CIF, CFR
Terms of Payment: LC, T/T, PayPal, Western Union
Average Lead Time: Peak season lead time: one monthOff season lead time: one month
Number of Foreign Trading Staff: 4~10 People
Export Year: 2005-03-01
Export Percentage: 71%~90%
Main Markets: Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Africa, Australia
Export Mode: Have Own Export License
Factory Address: No. 228, Weixiu 16th Road, Yueqing Economic Development Zone
R&D Capacity: Own Brand(DHECN)
No. of R&D Staff: 11-20 People
No. of Production Lines: 10
Annual Output Value: US$1 Million - US$2.5 Million