1. Products – Altech Online UPS
Altech
Power Conditioning Equipments
Altech Controls
# 10, Abheypur, Opp. Canter Union,
Industrial Area, Phase -1, Panchkula – 134113
Mob: - +91 94171 14070, +91 98765 74400
Email: - altechcontrols@gmail.com
Web: - www.altechcontrols.in
 Fully Digital, Programmable.
 Advanced Multi-microprocessor Digital design.
 Full software control of all functions and monitoring.
 Handles 19 Million Instructions Per Second.
 Warp speed control parameter - 19 MIPS.
 Parallel Capability up to 7 UPS Units.
 Ultra fast fault detection.
 Excellent output waveform.
 Excellent Step response.
 Effective Battery Management.
 Automatic Battery Test according to the schedule.
 Battery Good/ Bad indication.
 High efficiency at all loads.
 Low heat loss.
 Advanced double static switch design.
 Very high speed with no break transfer to mains in the
event of overload.
 Independent phase regulation.
 100% load unbalancing allowed.
 Dynamic impedance correction gives excellent sine wave on
all types of load.
 Built in output galvanic isolation transformer.
 Excellent Static and Dynamic load regulation.
 Excellent response for 100% load step.
 Novell interface Opto coupler output.
 LCD Alpha Numeric Display.
 Push button control.
 Triple supervisory protection.
 Intelligent RS 232 port.
 SNMP compatible.
 Easy communication with a PC.
The ALTECH range of UPS systems incorporates the latest high frequency 25 kHz IGBT PWM technology to provide
safe, reliable power to the critical load even with severe disturbances on the incoming supply.
Features
Rectifier Input Connections 3 phase, 4 wire, earth
Input Voltage Nominal 400V AC + 20%
Input Frequency Auto adjust, 45 - 65 Hz
Power Factor 0.8
Soft start Yes, with zero inrush current
High/ Low DC option Available
Programmable
Rectifier gain, Rectifier current gain, Output voltage, Input
current limit, Charge current
Output ripple < 1%
Inverter Input Nominal 400V DC; Programmable between 300 to 600 V
Inversion method
PWM, IGBT based, High frequency, Full H-bridge per
phase
Unbalanced load 100%
Isolation Via output transformer
Efficiency 96% on full load conditions
Output distortion Linear load : < 2%; Non-linear load : <5%

2. Regulation + 1V
Absolute accuracy Programmable per phase
Sine processing 32 points per sine wave
Crest factor 3 : 1
100% load step response <3 volt after 10 ms.
Overload Temperature dependant up to 150%
Overload response Bypass, Flat topping output reduction
Temperature supervision 4 points, with programmable warning & shutdown
Frequency stability < 0.01%
Frequency tracking Programmable, + 10 Hz
Output frequency Programmable 16.66, 50, 60, 400 Hz
Max. output current Programmable RMS and peak current
IGBT supervision Yes
Hardware supervision Yes
Field up-gradable to parallel Yes
Battery Type Tubular/ SMF/ VRLA
Cells Programmable, nominal 360V DC
Parameters (Programmable)
Float voltage, Nominal voltage, Low warming voltage, cut
out voltage, charge current, boost voltage and time,
battery temperature coefficient, Maximum high voltage
Battery boost Automatic, monthly and manual auto boost
Battery test Automatic and manual - Battery Good/ Bad indicator
Parallel Redundancy Number of UPS Up to 7
Power rating Any capacity, can be mixed
Master appointment Automatic, any UPS
Maximum current Programmable
Front panel indications Master, Slave, Share fault, Group fault
Shared current Computed indicated
Phase difference between UPSs < 50 micro secs.
Parallel frequency range 50 Hz
Options Filter THD < 4% with PF correction
HI DC PF corrected to 0.95
General Common Alarm output Available
Remote indication Available
RS 232 port Available for monitoring UPS parameters
Novell port outputs Mains fail, shutdown warning, bypass
Novell inputs Shutdown request
Safety interlock Bypass request
Automatic battery test Every 2 weeks, with fault indication
Overall efficiency 93% at 100% load
No load losses < 1% of rating
Input/ output phase error < 0.1 ms at 50 Hz
Synch speed 0.5 Hz per second
Display LCD, mains voltage and current, temperatures
Free software Monitoring, logging, display
SNMP Optional
Emergency stop Available
Manual bypass Built-in
Dimensions
H x W x D (inches)
10KVA - 40 KVA 40KVA - 80KVA 80KVA - 125KVA
50 x 32 x 24 50 x 44 x 30 65 x 50 x 35