Sens EnerGenius NRG22-20 Installation & Operation Manual
  1. Manuals
  2. Brands
  3. Sens Manuals
  4. Battery Charger
  5. EnerGenius NRG22-20
  6. Installation & operation manual

Sens EnerGenius NRG22-20 Installation & Operation Manual

12-volt, 20-amp battery charger/24-volt, 20-amp battery charger/12/24-volt, 20-amp battery charger
Hide thumbs Also See for EnerGenius NRG22-20:
Table of Contents

Advertisement

Quick Links

Installation & Operation Manual
SENS Part Number:
Document Revision:
DCN Number:
Date:
Installation or service questions?
Call SENS at 1.800.742.2326 (303.678.7500)
between 8 a.m. and 5 p.m. (Mountain Time)
Monday through Friday, or visit our website.
Service hotline: 1.800.742.2326
1.303.678.7500
Copyright © Stored Energy Systems LLC 2006
NRG12-20: 12-Volt, 20-Amp Battery Charger
NRG24-20: 24-Volt, 20-Amp Battery Charger
NRG22-20: 12/24-Volt, 20-Amp Battery Charger
101298
E
105073
January 13, 2006
SENS EnerGenius Technical Manual
1840 Industrial Circle
Longmont, CO 80501
Phone:
303.678.7500
800.742.2326
Fax:
303.678.7504
Email:
service@sens-usa.com
Web:
www.sens-usa.com
®
™
1

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the EnerGenius NRG22-20 and is the answer not in the manual?

Questions and answers

Related Manuals for Sens EnerGenius NRG22-20

Summary of Contents for Sens EnerGenius NRG22-20

  • Page 1 Installation or service questions? Fax: 303.678.7504 Call SENS at 1.800.742.2326 (303.678.7500) Email: service@sens-usa.com between 8 a.m. and 5 p.m. (Mountain Time) Monday through Friday, or visit our website. Web: www.sens-usa.com Service hotline: 1.800.742.2326 1.303.678.7500 Copyright © Stored Energy Systems LLC 2006...

  • Page 2: Important Safety Instructions For Installer And Operator

    SENS EnerGenius Technical Manual IMPORTANT SAFETY INSTRUCTIONS FOR INSTALLER AND OPERATOR 1. SAVE THESE INSTRUCTIONS. 2. DO NOT EXPOSE CHARGER TO RAIN OR SNOW. 3. Use of an attachment not recommended or sold by SENS may result in a risk of fire, electric shock, or injury to persons.

  • Page 3: Model Number Configuration

    MODEL NUMBER CONFIGURATION This manual contains important safety, installation and operating instructions for SENS battery charger model NRG12-20 (configured for 12V,20A only), NRG24-20 (configured for 24V, 20A only) and NRG22-20 (field configurable for 12V or 24V, 20A). Model Number Breakout...

  • Page 4: Preparing For Use

    SENS EnerGenius Technical Manual 1. PREPARING FOR USE: WARNING: ONLY TRAINED AND QUALIFIED PERSONNEL MAY INSTALL AND SERVICE THIS UNIT. A. INSTALLATION OF THE UNIT MUST COMPLY WITH LOCAL ELECTRICAL CODES AND OTHER APPLICABLE INSTALLATION CODES. INSTALLATION MUST BE MADE ACCORDING TO THE INSTALLATION INSTRUCTIONS AND ALL APPLICABLE SAFETY REGULATIONS.
  • Page 5 SENS EnerGenius Technical Manual Temperature sensor Neutral +Battery 115/230VAC Alarm contacts -Battery Use wire routing devices to hold alarm and temperature Grounding sensor conductors at least Conductor 1/4” (6.3 mm) away from power conductors Use conductors rated 90C or higher. Input conductors must be suitable for 15A circuits.

  • Page 6: Charger Location

    SENS EnerGenius Technical Manual D. Be sure battery terminals are clean and properly tightened. Be careful to keep corrosion from coming in contact with eyes. E. Add distilled water to each cell until the electrolyte reaches the level specified by the battery manufacturer.

  • Page 7: Mounting Location

    SENS EnerGenius Technical Manual D. To determine the appropriate cable and length, please refer to the following table: TABLE 2 Maximum Charger to Recommended Charger to Battery Distance (Ft.) Battery Distance (Ft.) mΩ/Ft. 0.63 0.40 The above lengths consider the resistance of the battery and cables only and do not take into account any additional interconnects.

  • Page 8: Static Discharge Precautions

    SENS EnerGenius Technical Manual F. Charger should be mounted on a flat vertical surface so that the chassis does not warp when tightened to the wall. G. The charger should be mounted vertically, with the input and output terminal blocks lowermost as shown in Figure on the following page.
  • Page 9 SENS EnerGenius Technical Manual Mounting on a drywall: • Use ¾ in. thick plywood to span two vertical support members in the wall. The plywood sheet normally does not have to be more that 2 ft. by 2 ft. square. •...
  • Page 10 SENS EnerGenius Technical Manual FIGURE 2A FIGURE 2B E. Connect the AC line and neutral conductors at TB1. If there is an identified grounded circuit conductor (neutral), attach it to the terminal marked N. TB1 will accept 14-6 AWG conductors. WARNING: BE SURE TO ROUTE ALL AC WIRING AT LEAST ¼...

  • Page 11: Internal Adjustments

    SENS EnerGenius Technical Manual G. If the optional remote temperature sensor is used: • Remove the internal sensor at TB4, if it is present. • Locate the remote sensor where it will accurately detect the battery temperature. • Connect the remote sensor leads to TB4. The sensor is not polarized, so it does not matter which lead connects to terminal #1.
  • Page 12 SENS EnerGenius Technical Manual A. Set the AC voltage select switch (SW100) according to the line voltage. Use the 115V position for nominal mains voltages between 110V and 120V. Use the 230V position for nominal mains voltages between 208V and 240V. B.
  • Page 13 SENS EnerGenius Technical Manual CHECK OUT See OPERATOR INSTRUCTION section for LED indicator definitions: A. Verify the status LEDs: • AC FAIL should be ON. If not, the DC output may be open or reversed, or the battery may be extremely discharged.

  • Page 14: Operator Instructions

    SENS EnerGenius Technical Manual OPERATOR INSTRUCTIONS WARNING: NO OPERATOR SERVICEABLE PARTS INSIDE. DO NOT OPEN. COVER MUST BE IN PLACE DURING USE. USE THIS CHARGER FOR CHARGING LEAD-ACID OR NICKEL-CADMIUM BATTERIES ONLY. A. ADVANCED DESIGN FEATURES Battery Friendly: • Float and boost voltage selectable at install per specific battery vendor recommendations. •...
  • Page 15 SENS EnerGenius Technical Manual Fault Tolerant: The charger is protected from the following faults: • Reverse battery connection. • Powering up into a shorted battery. • Powering up with the wrong voltage setting (24V charger with 12V battery) • Powering up into an open battery (Battery not connected). •...
  • Page 16 SENS EnerGenius Technical Manual ITEM TEXT Meaning Troubleshooting CHGR FAIL Charger Fail Charger unable to provide charging current to battery. Replace unit. AC input voltage is too low to supply proper current when load is applied. Control board is damaged and should be replaced.

  • Page 17: Normal Set Up

    SENS EnerGenius Technical Manual NORMAL SET UP: Elect the voltmeter function by sliding the meter switch to the “V” position. Apply AC power by closing the branch circuit breaker and any other disconnect devices. 3. The meter display should light immediately after power on and display the battery voltage. The green AC/ ON LED should be lighted.
  • Page 18 Before installation AC Input Selector Switch DC output AC input terminal terminal Form C alarms Temp comp block block terminal block terminal blk PN: 101294 REV: C Copyright © Stored Energy Systems LLC 2006...

This manual is also suitable for:

Energenius nrg12-20Energenius nrg24-20

Table of Contents