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QUALITY POWER SOLUTIONS BACKED UP BY REAL-WORLD ENGINEERING EXPERIENCE
SR250HL Power Supply/ Float Charger for Lead Acid Ba$eries
STANDARD FEATURES
3 Relay Alarms-Form C
Float Charger –Lead Acid Ba$eries
User's Manual
OPTIONAL FEATURES
1
Comms:
•
RS232
•
RS485
•
Modbus
•
SNMP & Webpages
Customizable Digital I/O
Temperature Sensor on 1.7m lead with adhesive
pad: -4mV / °C /cell ±10%
N+1 Redundancy
www.heliosps.com
28/08/2018
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Summary of Contents for Helios SR250HL
- Page 1 QUALITY POWER SOLUTIONS BACKED UP BY REAL-WORLD ENGINEERING EXPERIENCE User’s Manual SR250HL Power Supply/ Float Charger for Lead Acid Ba$eries STANDARD FEATURES OPTIONAL FEATURES Comms: • RS232 • RS485 3 Relay Alarms-Form C • Modbus • SNMP & Webpages Float Charger –Lead Acid Ba$eries Customizable Digital I/O Temperature Sensor on 1.7m lead with adhesive...
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Page 3: Table Of Contents
QUALITY POWER SOLUTIONS BACKED UP BY REAL-WORLD ENGINEERING EXPERIENCE Table of Contents 1. SAFETY ……………………………………………………………………………………………………………………………………………………………...4 2. INTRODUCTION ………………………………………………………………………………………………………………………………………………… 5 3. FRONT PANEL LAYOUT ……………………………..……………………………………………………………………………………………………….5 4. FG - Frame Ground ……………………………………………………………………………………………………………………………….….……….5 5. N+1 REDUNDANCY …………………………………………………………………………………………………………………………………………...6 6. MODEL CODING & OPTIONS …..……………………………………………………………………………………………………………………...6 7. -
Page 4: Safety
SR250HL Series - 250 W Power Supply/Float Charger for Lead Acid Ba$eries 1. SAFETY The user is responsible for ensuring that input and output wiring segregation complies with local standards and that in the use of the equipment, access is confined to operators and service personnel. A low resistance earth connection is essential to ensure safety and additionally, satisfactory EMI suppression (see below). -
Page 5: Introduction
2. INTRODUCTION: The SR250HL range is designed for use as a reliable and stable AC to DC power supply, or float charger for lead acid baDer- ies. Note that for float charging the output voltage must be set to approximately 15% above the nominal baDery voltage models. -
Page 6: N+1 Redundancy
SR250HL Series - 250 W Power Supply/Float Charger for Lead Acid Ba$eries 5. MODEL CODING AND OPTIONS Optional Interface Port SR250HL 12 T X G N- 485+ 485 = RS485 232 = RS232 LAN+=SNMP-Webpages 485+=Modbus Serial N= No alarms P= Internal output diode... -
Page 7: Technical Specifications
SR250HL Series - 250 W Power Supply/Float Charger for Lead Acid Ba$eries 8. TECHNICAL SPECIFICATIONS 250 W (0-50°C ) Output power 180V - 264VAC 45-65Hz Input Voltage 7.5V 13.8V, 24V, 30V, 36V, 48V 60V Output Voltages Other voltages by request 85% - 105% of Vout Voltage Adj. -
Page 8: Mounting Details
SR250HL Series - 250 W Power Supply/Float Charger for Lead Acid Ba$eries 11. MOUNTING DETAILS www.heliosps.com... - Page 9 SR250HL Series - 250 W Power Supply/Float Charger for Lead Acid Ba$eries www.heliosps.com...
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Page 10: Customised Models
13. TERMS OF WARRANTY Helios Power SoluEons 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 defecEve product as long as the product has not been damaged through misapplicaEon, negligence, or unauthorized modificaEon or repair.