Data Sheet

Altronix Corp. - 140 58th Street, Brooklyn, NY 11220 • 718-567-8181 • 888-258-7669 • altronix.com
AL176ULB is a single output Power Supply/Charger that converts a low voltage
AC input into a PTC protected 12VDC or 24VDC output.
AL176ULB
Single Output Power Supply/Charger
Rev. DSAL176ULB - 11082012
Overview
Specifications
UL Recognized component.
Agency Approvals
Board Dimensions (W x L x D approximate):
3.1” x 5.3” x 1.4” (78.74mm x 134.62mm x 35.56mm)
Mounting Diagram
AL176ULB
Input:
• 28VAC,56VAfromULListed,Class2transformer.
Output:
• 12VDC or 24VDC selectable outputs.
•1.75ampsupplycurrent.
• Class 2 Rated power-limited output.
• PTCprotectedoutputs,rated@2.5amp.
• Filteredandelectronicallyregulatedoutput.
• Shortcircuitandthermaloverloadprotection.
Battery Backup:
• Built-inchargerforsealedleadacidor
gel type batteries.
• Automaticswitchovertostand-bybattery
 whenACfails.
• Maximumchargecurrent0.4amp.
Supervision:
• ACfailsupervision(form“C”contacts).
• Lowbatterysupervision(form“C”contacts).
Visual Indicators:
• ACinputandDCoutputLEDindicators.
Electrical:
• Operatingtemperature:0ºCto49ºCambient.
• 10.75or21.5BTU/Hr.
• SystemACinputVArequirement:57.5VA.
Mechanical:
• Productweight(approx.):0.3 lbs. (0.14 kg).
• Shippingweight(approx.):0.4lbs.(0.18kg).
0.34" (10.16mm)
0.17"
(4.32mm)
2.4" (60.96mm)
4.9"
(119.13mm)
3.0"
(76.2mm)
5.3"
(134.62mm)
Ø0.156"(3.96mm)