20A/240W Switching Power Supply with Fans, Used for Alarm System and Access Control System

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Basic Info

Payment Type:	T/T

Product Description

Input:

Universal AC voltage

Frequencies: 50/60Hz

Line regulation range: ±0.5 maximum

Output: 12V/20A

Line regulation range: ±0.5% maximum

Ripple and noise (mVp-p): <1% of output voltage

Adjustable range of output voltage: ±3%

Start-up time: d1s (AC input 240V and Io=100%)

Hold-up time: e20ms (AC input 240V and Io=100%)

Protections:

Overloading protections: 115 to 150% of rated power, when ithappened, the power shuts down automatically, when trouble removedthe power recovers itself

Over-voltage protection: 130 to 150% of rated voltage

Over-current protections

Insulation intensity:

Input/output: 1,500V/5mA, 60s

Input/ground: 1,500V/5mA, 60s

Output/ground: 500V/5mA, 60s

Insulation resistance:

Input/output: e50m©, 500V DC

Environmental requirements:

Operating temperatures: 0 to 40°C

Operating humidity range: 10 to 90% RH (no freezing dew)

Storage temperatures: -20 to 85°C

Storage humidity range: 10 to 95% RH (no freezing dew)

Elevation: <3,000m

Dimensions (L x W x H): 199 x 110 x 50mm

Weight: 800g

EMC: EN55022 and GB3954

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