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QUALITY POWER SOLUTIONS BACKED UP BY REAL-WORLD ENGINEERING EXPERIENCE
STANDARD FEATURES
3 Relay Alarms-Form C
Float Charger –Lead Acid Batteries
Temperature Sensor on 1.7m lead with adhesive
pad: -4mV / °C /cell ±10%
ELVD : Electronic low voltage disconnect
New Zealand: sales@heliosps.co.nz - Australia: sales@heliosps.com.au - Middle East & Asia: sales@heliosps.asia
User's Manual
SR500HI Series - 500W DC UPS
OPTIONAL FEATURES
11111 11
TM
No-Break
DC UPS
Comms:
•
RS232
•
RS485
•
Modbus RTU
•
SNMP V1 & Webpages
Customizable Digital I/O
BCT: Battery Condition Test.
N+1 Redundancy
Rack Mounting
Internal Meter
7/03/2022
1
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Summary of Contents for Helios SR500HI Series
- Page 1 QUALITY POWER SOLUTIONS BACKED UP BY REAL-WORLD ENGINEERING EXPERIENCE User’s Manual SR500HI Series - 500W DC UPS No-Break DC UPS STANDARD FEATURES OPTIONAL FEATURES Comms: • RS232 • RS485 3 Relay Alarms-Form C • Modbus RTU • SNMP V1 & Webpages Customizable Digital I/O Float Charger –Lead Acid Batteries...
- Page 2 New Zealand: sales@heliosps.co.nz - Australia: sales@heliosps.com.au - Middle East & Asia: sales@heliosps.asia 22222 22...
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Page 3: Table Of Contents
QUALITY POWER SOLUTIONS BACKED UP BY REAL-WORLD ENGINEERING EXPERIENCE Table of Contents SAFETY …………………………………………………………………………………………………………………………………………………………...4 INTRODUCTION …………………………………………………………………………………………………………………………………………….. 5 SR500HI Series - SYSTEM BLOCK DIAGRAM …………………………………………………………………………………………………….5 OPERATION OF ELECTRONIC CIRCUIT BREAKER (ECB) FOR PROTECTION OF BATTERY CIRCUIT & BATTERY …….5 FRONT PANEL LAYOUT …………………………………………………………………………………………………………………………………...6 CONNECTION AND INITIAL TESTING ……………………………………………………………………………………………………………….7 LED INDICATION ……………………………………………………………………………………………………………………………………………..7... -
Page 4: Safety
SR500HI Series - 500W DC UPS 1. SAFETY The user is responsible for ensuring that input and output wiring segregation complies with local standards and that in the use of the equipment, access is confined to operators and service personnel. A low resistance earth connection is essential to ensure safety and additionally, satisfactory EMI suppression (see below). -
Page 5: Introduction
™ DC UPS systems maximise the integrity of standby battery installations, whilst optimising the life and availability of back up batteries. A built in Low Voltage Disconnect (LVD) will protect the battery from over discharge after extended periods of backup operation when AC power has failed. 3. SR500HI Series - SYSTEM BLOCK DIAGRAM LOAD LOAD +... -
Page 6: Front Panel Layout
SR500HI Series - 500W DC UPS 5. BACK & FRONT PANEL LAYOUT FRONT PANEL BACK PANEL 1. AC INPUT IEC60320 - C13 10A Digital Inputs (pins 1,2)/ Input or Output (pin 3)/ Return (pin 4) I/O terminals are customizable and if used, the product will have a unique code. -
Page 7: Connection And Initial Testing
SR500HI Series - 500W DC UPS 6. CONNECTION AND INITIAL TESTING 1. Check input and output voltages of system, ensure that they match the equipment. All loads should be isolated. 2. Check polarity of all wiring. Place temperature sensor probe near or on batteries. -
Page 8: Sr500Hi - Dc Settings
SR500HI Series - 500W DC UPS 8. SR500HI – DC SETTINGS (at 20 degrees C) Default Nominal Voltage Parameter Value V out = Output voltage 13.8 27.6 34.5 41.4 55.2 2.3V/cell V pres = Voltage threshold for battery detection & battery 12.2... -
Page 9: Sr500Hi- Connections - Typical Examples
SR500HI Series - 500W DC UPS 10. SR500HI – CONNECTIONS - Typical Examples • Standard No-Break™DC charger and battery bank This is the basic connection which is most commonly used, and provides adequate protection for the majority of systems requiring DC back up in the event of a mains power failure. -
Page 10: Model Coding And Options
SR500HI Series - 500W DC UPS • N+1 connection using two complete No-Break™DC systems with each one capable of supplying the loads- positive common SRxxx Hi L+ B+ INPUT BATT1 Alarms available ECB/LVD Power OK Battery missing ALARMS LOAD Battery low... -
Page 11: H-Series Internal Meter Option
SR500HI Series - 500W DC UPS 12. H-SERIES INTERNAL METER OPTION SR500H & SR750H L & I models both have the internal meter option and the parameters displayed vary depending on the model. The H-Series internal meter shows the status of the PSU and Battery which has certain meanings. Check below each one of them to understand the information displayed. -
Page 12: Technical Specifications
SR500HI Series - 500W DC UPS 13. TECHNICAL SPECIFICATIONS Output power 500W 180V-264VAC Input Voltage 88V-132VAC (on-request) Output Voltages 12V, 24V, 30V, 36V, 48V Voltage Adj. Range 85% - 120% of Vout Frequency 45-65Hz Input fuse and varistor Fusing/Protection Battery fuse plus ECB for battery circuit... -
Page 13: Customised Models
15. TERMS OF WARRANTY Helios Power Solutions warrants this product for 24 months from date of shipment against material and workmanship defects. Liabil- ity under this warranty is limited to the replacement or repair of the defective product as long as the product has not been damaged through misapplication, negligence, or unauthorized modification or repair.
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