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PULS UB20.241 DC-UPS Control Unit

PULS UB20.241 DC-UPS Control Unit
  • Model: UB20.241
$0.00
Ex Tax: $0.00

PULS UB20.241 FEATURES

  • No Change in Output Voltage in Battery Mode
  • Selectable Output Voltages in Battery Mode
  • 1-Battery-Concept Each 12V Battery is Charged and Monitored Separately for the Longest Battery Life
  • Precise Battery Charging by Using a Temperature Sensor
  • Battery Size Selector for Small or Large Batteries
  • 50% BonusPower®, 30A for up to 4s
  • High Breaking Capacity for Branch Protectors
  • Smart Battery Diagnostics and Monitoring Functions
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Over 40 Years in Business
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Advanced Technologies
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PULS UB20.241 INTRODUCTION

The UB20.241 uninterruptible power supply controller (DC-UPS) is used in addition to a 24V power supply and batteries to bridge power failures or voltage fluctuations. This configuration can prevent expensive downtimes, long restart cycles, and loss of data.
A unique feature of the UB20 series is the constant voltage in battery mode, which will not change as the batteries discharge. The buffer voltage in battery mode can be set to four different output values. Another feature is the utilization of two independent battery chargers for the two 12V batteries in the series. This feature makes matching batteries unnecessary and allows for precise battery charging, testing, and optimized usage of the battery capacity to achieve the longest battery service life.
The UB20.241 includes many battery diagnostic functions that ensure the reliable operation of the entire system. Furthermore, temperature-controlled charging extends the life of the batteries. It also includes a selectable buffer time limiter as well as ready, buffering, and replacing battery contacts. For safety and maintenance, an inhibit input signal is included, which prevents a battery backup.

As an Authorized Distributor of PULS, Manufacturers Automation Inc. (ManuAuto) offers a wide variety of Industrial Automation and Communication products across North America, including Canada (Ontario, Toronto) and the US. Buy PULS UB20.241 DC-UPS Control Unit online at a competitive price, with on-time delivery and fast shipping services. Our certified engineers are always available to support you.

You can also find the UB10.242UB10.245 models in the PULS DC-UPS With Batteries Series.

PULS UB20.241 CERTIFICATIONS

  

PULS DC-UPS : Electrical Specifications
Nominal Input Voltage nom. 24 VDC
Input Voltage Ranges DC: 18 to 30 VDC
Input Current typ. 80mA
Output Voltage nom. 24 VDC
Output Current Power supply mode: nom. 25A, in battery mode: nom. 20A
Output Power nom. 480W
Buffer Time 7Ah: 6min 45s, 12Ah: 16min 47s, 65Ah: 2h 49min, 140Ah: 6h 20min
Charging Time For a 7Ah battery: 4h 40 mins, For a 12Ah battery: 8h
Power Losses typ. 1.9W to typ. 21.3W
Efficiency typ. 99%
PULS DC-UPS : Protection Features
Overvoltage Protection Yes: typ. 32 VDC, max. 35 VDC
Reverse Polarity Protection Yes: Max. –40 VDC
Short Circuit Protection Yes
Over-Temperature Protection Yes
Battery Discharge Protection Yes
PULS DC-UPS : Battery
Battery Voltage nom. 24 VDC
Battery Voltage Range -
Battery Charging Current typ. 1.5A
Battery Discharging Current typ. 170mA
Battery Charging Time For a 7Ah battery: 4h 40 mins, For a 12Ah battery: 8h
Allowed Battery Capacity Yes: min. 3.9Ah, max. 10Ah
PULS DC-UPS : General
MTBF 649000 h
LED Indicators 1 green LED
Relay Contacts max. 60 VDC
Connection Method Screw terminals
PULS DC-UPS : Physical Characteristics
Operating Temperature -40 to 70°C
Storage Temperature -40 to 70°C
Relative Humidity Range 5 to 95% r.H
Altitude Range 0 to 6000m
Dimensions 46 mm x 124 mm x 127 mm
Weight 700 g
Mounting Type DIN rail
Housing -
Standards and Certifications EAC, KC, WEEE, REACH, EU, VDMA 24364, ISA-71.04 G3, IEC 60068-2-60, Marine (ABS), Marine (DNV), Class I Div. 2, Class I Div 2, ATEX, UL 60950-1, IEC 60950-1, UL 508, IEC 60068-2-6, IEC 60068-2-27