background image

 

 

 

TABLE of CONTENTS 

 

1.0 – INTRODUCTION  ______________________________________________________  2

 

    

1.1 PRODUCT REGISTRATION 

2.0 – PRODUCT DESCRIPTION  ______________________________________________  3

 

3.0 – APPLICATIONS _______________________________________________________  3

 

4.0 – THEORY of OPERATION  _______________________________________________  4

 

4.1 – LINE-UP MODE

 

4.2 – LINE-DOWN MODE

 

4.3 – TEMPERATURE COMPENSATION

 

4.4 – LOAD VOLTAGE

 

5.0 – SPECIFICATIONS _____________________________________________________  5

 

ELECTRICAL & OPERATING SPECIFICATIONS

 

REPLACEABLE PARTS

 

OVERALL DIMENSIONS

 

SHIPPING DATA

 

6.0 – SYSTEM DESIGN  _____________________________________________________  7

 

6.1 – INPUT SURGE PROTECTION

 

6.2 – BATTERY TYPE GUIDELINES

 

6.3 – BATTERY VENTILATION / ENCLOSURES

 

6.4 – BATTERY SIZING

 

6.5 – BATTERY SIZING GRAPHS

 

7.0 – INSTALLATION _______________________________________________________  9

 

7.1 – LOCATION

 

7.2 – MOUNTING

 

7.3 – WIRING

 

8.0 – OPERATION  ________________________________________________________  11

 

8.1 – INITIAL POWER-UP

 

8.2 – NORMAL OPERATION

 

8.3 – TROUBLESHOOTING

 

9.0 – MAINTENANCE ______________________________________________________  13

 

9.1 – BATTERY MAINTENANCE

 

9.2 – BATTERY REPLACEMENT

 

10.0 – WARRANTY ________________________________________________________  13

 

 

11.0 – LOW VOLTAGE DISCONNECT_________________________________________ 14 

 
 

 

1.0 – INTRODUCTION 

 

This guide covers the Enclosure Power (EP) Supply 
Series component.  Complete EP SYSTEMS, 
including batteries, enclosures and a space for your 
electronics are also available.  If you need more 
information, or find errors or omissions in this 
manual, please contact Newmar at (714) 751-0488 
or 

[email protected]

.  

 

1.1 Product Registration 

 

To register your Newmar Enclosure Power Supply, 
please visit us online at 

www.newmarpower.com/product_registration.html

 or 

for immediate response to your questions or 
comments; please call Tech Service @ 1-800-241-
3897 or E-mail: 

[email protected]

 

Summary of Contents for EP 12-10

Page 1: ...Enclosure Power Supply Models EP 12 10 EP 24 5 Newmar 2911 W Garry Ave Santa Ana CA 92704 Tel 714 751 0488 Fax 714 957 1621 M EP As of April 2008...

Page 2: ...________ 9 7 1 LOCATION 7 2 MOUNTING 7 3 WIRING 8 0 OPERATION ________________________________________________________ 11 8 1 INITIAL POWER UP 8 2 NORMAL OPERATION 8 3 TROUBLESHOOTING 9 0 MAINTENANCE...

Page 3: ...rom the system battery provides continuous load power free of sharp transients Wide Operating Temperature of 20 60 C 4 140 F makes it suitable for indoor or outdoor use Input Fused provides protection...

Page 4: ...Fig 4 2 1 In LINE DOWN mode the power supply delivers no power All load power is supplied by the battery In the LINE DOWN mode the alarm contacts are closed in the N O position Fig 4 2 1 shows the cu...

Page 5: ...densing Efficiency 75 78 EMC Emissions Radiated Noise 30mHz 1gHz per FCC Class B Conducted Noise 150kHz 30mHz per FCC Class B ALARM CONTACTS DC Current Rating at 30 VDC max 1 0 1 0 Amps AC Current Rat...

Page 6: ...5 0 4 Shipping Data PARAMETER EP SERIES UNIT MIN TYP MAX WEIGHTS DIMS Weight 3 lbs Shipping Weight 5 lbs Shipping carton size 11 5 x 9 x 5 Inches Shipping volume 0 3 cubic feet Storage temperature 30...

Page 7: ...p hours 17 Amp hours Max Bat Cap 400 Amp hours 200 Amp hours The correct battery capacity for your system will depend on two factors your load and the length of time you wish to have back up power The...

Page 8: ...nt Amps To determine the minimum required Battery Capacity 1 Draw a vertical line through the Average Load Current 2 Draw a horizontal line through the desired HOLD UP Time 3 Mark the intersection 4 F...

Page 9: ...el vertical and the text horizontal As shown in the figures below at least 1 of clearance should be allowed above and below the unit for airflow Do not block the ventilation holes on the top back and...

Page 10: ...Pay close attention to the battery wiring 1 With mains power and the INPUT switch OFF make connections to the AC input The N terminal should be used for L2 in high voltage AC systems In DC powered sys...

Page 11: ...f so record the voltage and allow several minutes or hours and check the voltage again If you suspect the system is not functioning properly see the troubleshooting points in Section 8 3 8 3 Troublesh...

Page 12: ...method can be employed in the field If the battery can supply the load for the desired time it can be deemed good If the battery will not accept charge or cannot deliver the required energy it is wor...

Page 13: ...he end of Section 8 3 to determine if your battery has sufficient capacity for your application Hold up discharge and recovery times are shown in Graphs 6 5 1 and 6 5 2 in Section 6 5 Lead and other m...

Page 14: ...scillation will not occur once an LVD has been triggered This also ensures that the battery is given the full output of the DC UPS to recharge before resuming supply to the load A value of 13 1 Volts...

Reviews: