Power Supply 24V, 12V, 5V

• Output Type: Single
• Warranty: 2 Years
• Output Power: 30kw
• Input Voltage: 260-530VAC
• Connection Mode: Series Switching Power Supply
• Starting Mode: Self-excited Switching Power Supply
• Model NO.: 24V, 12V, 5V
• Voltage Regulating Mode: Frequency Modulation Type
• Power Supplying System: Terminal Power Distribution Equipment
• Energy Transmission: One-way Transmission
• Modulation System: PWM
• Certification: RoHS, ISO
• Brand: Goldpower
• Efficiency: ≥96.4%
• Operating Temperature: -40~+65ºC
• Communication Port: Can/RS485
• Power Factor: ≥0.995
• Output Voltage: 200-750VDC
• Max. Output Current: 40A
• Voltage Regulation: ≤±0.5%
• Current Regulation: ≤±0.5%
• Thd: ≤3%
• Weight: 18kg

Product Description

Certification:

Item	Certification No.
UL	E255641
CCC	2008010907293744

 
 
 
 
 
 
 
 
 
 

TABLE OF CONTENTS
1INTRODUCTION. 4
2 SPECIFICATION REQUIREMENTS. 4
2.1 Environmental Requirements 4
2.2 Input Properties 4
2.3 Output Electric Properties 4
2.4 Protection 5
2.5 SAFTY AND INSULATION. 5
2.6 EMC. 6
2.7 Other specifications 6
3 MECHANICAL SPECIFICATIONS. 7
3.1 Diagram. 7
3.2 Installing dimensions 7
3.3 Output connector assignments 7
3.4 Labels and package 7
4 SAFTY  8
4.1 Unpacking 8
4.2 General rules 8
4.3 Notes concerning damaged security protection 8
4.4 Notices 8
5 Package, Transport, Storage. 8
5.1. Package 8
5.2. Transport 8
5.3. Storage 9
6 Scope of Warranty. 9
6.1. Time Limit of Warranty 9
6.2. Scope of Warranty 9
6.3. Operational Safety Guidance 9
7 Cited standards. 9

 1INTRODUCTION
GPAD301M24-3B is a AC/DC middle-duty power supply with multi-output. Due to the latest circuit design, it is compact and of reliable performance. It has the wide range of input voltage and has many functions including the functions of short-circuit, over-current, over-voltage and over-heating. The cooling way is by fan. The power supply is designed strictly in accordance with the safety regulations, which conforms to the safety standards and requirements of information technological equipment.
 
2 SPECIFICATION REQUIREMENTS

1. 1. 1. 1. 1. 1. Environmental Requirements

2.1.1 Operating temperature: -25ºC~+55ºC
2.1.2 Storage temperature: -45ºC~+85ºC
2.1.3 Relative humidity: 10%~95%
2.1.4 Absolute altitude: ≤3000m
2.1.5 Atmospheric pressure: 70~106KPa
2.1.6 Cooling: Cooling by fan
 

1. 1. 1. 1. 1. 1. Input Properties

Item	Unit	Min	Typical	Max	Testing Conditions
Input voltage range	Vac	88	110	132	Manual Switching
		176	220	264
Range of input voltage frequency	Hz	47	50	63

 

1. 1. 1. 1. 1. 1. Output Electric Properties

2.3.1 Basic output requirements

Output voltage	Output current range	Regulation	Load regulation	Line regulation	Ripple +Noise
+5V	0.3A~6A	≤±3%	≤±3%	≤±3%	≤150mV
+12V	0A~5A	≤±3%	≤±3%	≤±3%	≤200mV
+24V	0.2A~6.5A	≤±3%	≤±3%	≤±3%	≤250mV

Notes: (1) Measured with the rated voltage input and load, with 0.1UF filmy capacitor and 10UF/50V high frequency electrolytic capacitor at the output, oscilloscope bandwidth of 20MHz.
       (2) Start up at 5V with no load and with 11A can be powered by 24V alone.
 
2.3.2 Other requirements

Item	Unit	Min	Typical	Max	Testing Conditions
Output Power	W	80	250		Rated input/output
Output Efficiency	%	80		-	Rated input/output
Temperature coefficient	/ºC			±0.02%
Output start up time	S			2

 

1. 1. 1. 1. 1. 1. Protection

Item	Unit	Yes/No	Min	Typical	Max	Recovery characteristics
+12V output over-voltage protection	V	Yes	13.2		14.6	Automatic recovery
+24V output over-voltage protection	V	Yes	27		30	Automatic recovery
+5V output current limiting protection	A	Yes	20		25	Automatic recovery, other output with no load.
+12V short-circuit protection		Yes	Long-term short circuit endurable, automatic recovery

 

1. 1. 1. 1. 1. 1. SAFTY AND INSULATION

Item	Level	Standards(or testing conditions)
Insulation voltage ( output to ground)	500Vdc	500Vdc /1 Min / Leakage Current≤10mA
Insulation voltage ( input to ground)	1500Vac	1500Vac /1 Min / Leakage Current≤10mA
Insulation voltage ( input to output)	1500Vac	1500Vac /1 Min / Leakage Current≤10mA
Insulation resistance	10MΩ	Under normal atmospheric pressure, and when the relative humidity is 90%, and the testing voltage is DC 500v, for the power supply, the insulation resistance of input to output, input to ground, and output to ground is not less than10M.
Grounding resistance	≤0.1Ω
Leakage current	≤3.5mA	220Vac

 
 
 

1. 1. 1. 1. 1. 1. EMC

Item	Requirements	Standards
CE	CLASS B	EN55022
RE	CLASS B	EN55022
ESD	There is no influence to power supply during discharge to the case after power supply is encased. Contact discharge: ±4KV	EN61000-4-2(Criterion B)
EFT/B	Criterion B: 1KV	IEC61000-4-4
SURGE	Class B: Line-Line 2KV Line-Ground 2KV	EN61000-4-5

 

1. 1. 1. 1. 1. 1. Other specifications

Item	Requirements	Performance
Noise	No screech	Pass
MTBF	100,000H	Pass
Vibration	>Frequency: 5 to 9 Hz >Amplitude: 3.5mm,9~200Hz >Direction: 3 axes >Sweep frequency: 5 times(50minute per axis) > Acceleration:10m/s^2, > Damage free to the power supply	Pass
Shock	Half-sine wave, acceleration: 20G, Amplitude 11ms, Direction: 3 axes (X, Y, Z)  3 times per axis	Pass
Dustproof	Dustproof to some extent	Pass
Odor	No peculiar smell and deleterious gas	Pass

3 MECHANICAL SPECIFICATIONS

1. 1. 1. 1. 1. 1. Diagram

 
 
 
 
Overall dimensions: L(165mm)*W(173mm)*H(87mm)

1. 1. 1. 1. 1. 1. Installing dimensions

 
 
 
 
 

3.3 Output connector assignments

 

 
 
 

3PIN connector assignment (From up to down): Pin1-L wire, Pin 2-PGND, and Pin 3-N wire
6PIN connector assignment: Pin 1-5V, Pin 2-GND, Pin 3-Empty, Pin 4-24V Pin 5-GND, and Pin 6-12V

1. 1. 1. 1. 1. 1. Labels and package

 

 
 


 
 
 
 
 
 
4 SAFTY

1. 1. 1. 1. 1. 1. Unpacking

Check the equipment, and make sure they are not damaged in transport. Keep the package until all of the modular units in the power equipment are registered and checked.

1. 1. 1. 1. 1. 1. General rules

The air passage of the modular unit should not be blocked.
The distance between the conductive part and metal component in the power equipment should conform to the relevant standards.

1. 1. 1. 1. 1. 1. Notes concerning damaged security protection

Once the security protection of the equipment is damaged, the equipment must stop operation and handled according to the relevant maintenance regulations.
When the power equipment is moved from a cold environment to a warm environment, condensation may lead to hazard issues, so the equipment should be grounded strictly according to the grounding requirements. Only qualified personnel can connect the equipment to the electrical supply.
After power cut off, wait four minutes to allow sufficient capacitor discharge before maintenance of the power equipment.

1. 1. 1. 1. 1. 1. Notices

To operate under the environmental conditions in the Specification;
Forbid to adjust potentiometer without authority;
Switching power supply should be in the good cooling conditions -operating; it should be shut off if there is smoke or odor at turn on or operation.
 
5 Package, Transport, Storage

1. 1. 1. 1. 1. 1. Package

On the packing box, there are product name, model, manufacturer logo, quality certificate, and date of production, etc. In the packing box, there are specification and accessory list.

1. 1. 1. 1. 1. 1. Transport

This product is suitable for land, water, and air transport. In the transport, the product should be covered, protected against direct sunlight, and handled with care.

1. 1. 1. 1. 1. 1. Storage

When the product is not in use, it should be placed in the packing box in an warehouse with an ambient temperature of -40~+85ºC and relative humidity of 10%~90%. The warehouse should be free of harmful gas, inflammable, explosive or corrosive items, and should also be free of intense mechanical vibration, impact and intense magnetic field. The packing box should be padded at least 20cm high above the ground, and at least 50cm away from the wall, heat source, or window-type air inlet. Under the above storage conditions, the storage duration is 2 years. After that, the product should be tested again.
 
6 Scope of Warranty

1. 1. 1. 1. 1. 1. Time Limit of Warranty

In 1 year warranty, we provide free maintenance for all natural damages under normal operation conditions, except
Damages resulting from unauthorized maintenance;
Unauthorized addition or modification;
Incorrect operations and use;
Damages resulting from exposure to the abnormal ambient conditions that are not stipulated in the specifications;
Deliberate destruction on the system; and
Force majeure damages.

1. 1. 1. 1. 1. 1. Scope of Warranty

In time limit of warranty, our Company can maintenance for free for the abnormal caused by the fault of materials and manufacture technique. The scope of warranty include labor server and any necessary adjustment and replace of components

1. 1. 1. 1. 1. 1. Operational Safety Guidance

Please be sure to observe the following rules of security stipulated at any time, such as operation, cleaning and maintains. If there is any deregulation beyond the rules, our Company is with responsibility for mistakes caused by deregulations.

• Forbid operate in conditions with volatility gas and flammability.
• Forbid uninstall case and touch inside components at any time
• For the sake of safety, forbid do inside maintenance and replace components by self.

 
 
7 Cited standards
Standard Ad, GB2423.1 - 89 Basic Test Procedures for Electrical and Electronic Products.
Test Bd, GB2423.2 - 89 Basic Test Procedures for Electrical and Electronic Products.
Test Cb, GB2423.9 - 89 Basic Test Procedures for Electrical and Electronic Products.
Standard FC, GB2423.10 - 95 Basic Test Procedures for Electrical and Electronic Products.
GB/T13722. - 92 Specifications and Testing Methods for Mobile Communication Power Supply.
ST2811.2 - 87 Testing Methods for General DC Stabilization Power Supply.
GB4943. - 1995 Security of IT Facilities, Including Electrical Equipment.
ETS300019 - 1 - 1 Memory.
ETS300019 - 1 - 2 Transport.
GB3873 - 83 General Specifications for Communication Equipment Package.
Detailed Quality Certification and Testing Regulations for Network Access of Communication-Purpose Co-frequency Switching Power Supply.
YD/T731 - 94 Communication-Purpose H.F. Switching Rectifier.
XT-005-95 General Specifications of Power Supply System for Communication Bureau/Station (Interim Regulations).