Compact UPS
Compact Uninterruptable Power Supply is manufactured in UK and provides a
50Vdc output with battery backup operating from a 240Vac mains supply.
The Compact UPS is suitable for many railway applications including powering telephone concentrators and remote keyboards.
Compact UPS Specification
Mechanical
Case dimensions: 380mmH x 380mmW x 210mmD
(220mm deep with wall mounting brackets supplied)
Weight: 27Kg approx
Enclosure: IP54 construction, Lockable front door, hinged on RHS. Cable access via gland plate in base of enclosure
Electrical
AC Mains input: 240V+/- 10% at 50Hz
DC output voltage (positive battery earthed):
• Nominal –55Vdc (float charge)
• Max –58Vdc (boost charge)
• Min –42Vdc (load disconnect)
DC load: Max 0.35A for 12 hour backup Charger Fail alarm output using volt-free contacts, Max 0.2A resistive at 60V
Battery type: Qty 4 x NP7-12V
Capacity: 7 Ampere-hour
Environmental
Operating temperature: 0oC to +45oC
Humidity: 0 to 95% non-condensing
Standards & Approvals
EMC Standard: EN 50121-4:2000
Safety Standard: EN 60950:2000
CE compliant
Enclosure compliant with LUL Standard 2-01001-002:A1
Fire Safety Performance of materials
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Contact Details
Telecoms Contact Details
STS Rail Ltd
Unit 2, Stone Lane Industrial Estate,
Wimborne, Dorset. BH21 1HD
Telephone +44 (0) 1202 888402
Fax +44 (0) 1202 841717
