Delta GPS-550LB E A22 User manual

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ATX Power Supply - Bronze
GPS-550LB E A22
User Manual

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Congratulations on purchasing PC power supply unit of highest quality! This product is made with
utmost care and precision to provide you with awless PC experience. Before using the product,
please read carefully the information provided in this user manual. If you are not familiar with the
installation and use of this hardware, please contact a specialist for professional assistance.
Product Specications:
■ Dimensions (L x W x H): 155*150*86 mm
■ MTBF: 100 000 Hours
■ E󰀩ciency: 80Plus Bronze
■ Input Voltage Range 90 ~264Vac auto range
■ Input Frequency Range 47 ~ 63Hz
■Fan Speed Control Function
■ Operating Temp. 10 to 50°C
■ Storage Temp. -20 to 60°C
■ Operating Humidity 5% - 85%
■ Storage Humidity 5% - 95%
Safety Instructions:
■ Install according to the manufacturer instructions
■Do not open the power supply case or attempt to repair any of the components
■ Do not modify the power supply unit or the cables/connectors included in the package. High
voltages are present in the unit and may cause damage or injury
■Use only the cables provided with the power supply by the manufacturer
■Do not insert objects into the spinning fan
■ Make sure you use the right connectors and do not use excessive force when inserting the
power connectors.
■ Do not use the power supply near water or heat sources, or in high temperature or high humid-
ity environment. In case the unit gets wet, turn o󰀨 the power supply.
■ This power supply unit is intended for indoor use in personal computers only. We cannot guar-
antee proper operation for alternative uses.

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Protections:
Over-voltage protection (OVP)
+5V, +5VSB output set at 7V maximum
+12V1 set at 16.5V maximum
+12V2 set at 16.5V maximum
+3.3V set at 4.8V maximum
Over-current protection (OCP)
+5V: 21A min to 44A max
+12V: 35A min 47A max
+3.3V: 22A min to 35A max
Over-temperature protection (OTP)
The power supply shall automatically shut down in the event of fan failure, an airow failure, or
any other abnormal condition that results in excessive temperatures within the power supply
(55°c~65°C)
Short-circuit protection (SCP)
The power supply shall shut down and latch o󰀨 for shorting +5V, +12V, -12V or +3.3v rails to GND
and shorting +5VSB to GND P/S can latch down or automatically recover when the fault condition
is removed. Short resistor need less than 0.03ohm
No Load Operation
No damage or hazardous condition will occur
Installation:
Step 1: Turn o󰀨 the Power switch before installing.
Step 2: Secure the Power supply within the enclosure with screws for grounding purpose
Step 3: Connect the power cable to the motherboard or any other devices accordingly.
Step 4: Connect the AC power cord to the Power supply
Step 5: Turn on the power switch
Box contents:
■ Delta GPS Power Supply Unit
■AC power Cord
■Desiccant
■Screws

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Pin Layout Connectors:

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Warranty:
Delta Electronics guarantees that this product is free of defects and provides 2 years limited war-
ranty, valid from the day of purchase. The warranty covers any defects in material or workmanship
under normal use. The warranty will be deemed void if it is determined that the damage to the unit
is caused by misuse, alterations, incorrect installation, air/water pollution, accidents, or natural
disasters. The warranty applies for the power supply unit and does not include the accessories
provided in the box.
For fastest service of warranty claims, please contact our local retail partner or dealer from which
you purchased the product.
Company Information:
Global Headquarters
Delta Electronics, Inc.
186, Ruey Kuang Road, Neihu District, Taipei 114501, Taiwan
Tel. [phone]
https://www.deltaww.com/
EMEA Headquarters
Delta Electronics (Netherlands) BV
Zandsteen 15, 2132 MZ Hoofddorp, The Netherlands
Tel. [phone]
Americas Headquarters
Delta Electronics (Americas) Ltd.
46101 Fremont Blvd, Fremont, CA 94538, U.S.A.
Tel. [phone]
ZU10129-19011
R-R-DVP-GPS-1000DBA
Mfr. name: Delta Electronics Power
(Dongguan) Co.,ltd
A/S Center (82)2-515-5303

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Global Headquarters
Delta Electronics, Inc.
186, Ruey Kuang Road, Neihu District,
Taipei 114501, Taiwan
Tel. [phone]
https://www.deltaww.com
GPS-550LB E A22
User Manual