MEAN WELL Switching Power Supply, AD-55B, 26.5 V dc, 27.6 V dc, 1.8 A, 160mA, 53.9W, Dual Output, 124 → 370 V

RS Stock No.:: 660-0145
Mfr. Part No.:: AD-55B
Manufacturer:: MEAN WELL

MEAN WELL Switching Power Supply, AD-55B, 26.5 V dc, 27.6 V dc, 1.8 A, 160mA, 53.9W, Dual Output, 124 → 370 V

29 In stock for delivery within 2 working days

Added

Price Each

€50.29

(exc. VAT)

€61.86

(inc. VAT)

Units	Per unit
1 - 4	€50.29
5 - 9	€49.02
10 - 24	€47.77
25 - 49	€46.46
50 +	€42.69

RS Stock No.:: 660-0145
Mfr. Part No.:: AD-55B
Manufacturer:: MEAN WELL

Technical data sheets

Legislation and Compliance

COO (Country of Origin):: TW

Product Details

AD-55 and AD-155 Series Battery Backed PSUs

These 51 to 156 watt battery backed PSUs operate as an integrated power supply and battery charger capable of simultaneously powering an electrical device while charging a rechargeable battery.If the mains power supply fails, the unit will switch to the external battery, which will continue to power the electrical device until mains power is resupplied, or the battery runs out.They are designed to be used with batteries with a capacity below 3Ah.

Universal AC input
Battery charger UPS function
Short circuit, overload & over voltage protection
Battery low protection
Built in EMI filter
100% full load burn-in test
Suitable for security industry or battery backup systems

Note

MTBF to MIL-HDBK-217F.

Standards

EN 60950-1, UL60950-1

Approvals

UL, TUV

Specifications

Attribute	Value
Output Voltage	26.5 V dc, 27.6 V dc
Output Current	1.8 A, 160mA
Power Rating	53.9W
Number of Outputs	2
Input Voltage	124 → 370 V dc, 88 → 264 V ac
Mounting Type	Chassis Mount
Package Type	Enclosed
Length	159mm
Width	97mm
Depth	38mm
Efficiency	74%
Minimum Temperature	-10°C
Maximum Temperature	+60°C
Weight	500g

RS Stock No.:: 660-0145
Mfr. Part No.:: AD-55B
Manufacturer:: MEAN WELL