Inex static transfer switch module – Alpha Technologies INEX Inverter System User Manual

Page 6

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Specifications for INEX Inverter System Continued

Argus Technologies Ltd.

014-114-B1 Rev D WC

Printed in Canada. © 2008 Argus Technologies Ltd. ARGUS and INEX are registered trademarks of Argus Technologies Ltd. All Rights Reserved.

Page 3 of 4

Function Keys:

Esc

for

cancellation

PgUp for cursor up movement
PgDn for cursor down movement
Enter

for selection of comment validation


Buzzer:

Audio alarm when inverter, STS, or controller module operates
abnormally. Esc key cancels audible alarm.


System Parameters:

BaudRate – setting controller com port baud rate
Keypad tones – setting keypad tones
Time & Date – setting current time and date
Setting Password – setting system password
Brightness – setting LCD brightness
Default – change current system parameters to default values
Bat Calib – calibration battery voltage


INEX Static Transfer Switch Module

AC Input Voltage Range:

89 to 138Vac for 110/115/120Vac system
176 to 276Vac for 208/220/230/240Vac system


Over Voltage Threshold:

Adjustable between
117 and 127Vac for 110Vac system, default is 121Vac
122 and 132Vac for 115Vac system, default is 127Vac
127 and 138Vac for 120Vac system, default is 132Vac

220 and 240Vac for 208Vac system, default is 229Vac
233 and 252Vac for 220Vac system, default is 242Vac
244 and 264Vac for 230Vac system, default is 253Vac
254 and 276Vac for 240Vac system, default is 264Vac


Under Voltage Threshold:

Adjustable between
89 and 105Vac for 110Vac system, default is 99Vac
93 and 110Vac for 115Vac system, default is 104Vac
100 and 114Vac for 120Vac system, default is 108Vac

176 and 198Vac for 208Vac system, default is 187Vac
176 and 209Vac for 220Vac system, default is 198Vac
185 and 218.5Vac for 230Vac system, default is 207Vac
193 and 228Vac for 240Vac system, default is 216Vac


Redundant Power Supply Design:

Startup power-on by priority source or alternative


Nominal Output Voltage:

Same as utility voltage or inverter output


Permissible Frequency Area:

Max. ±2.5% (inverter synchronization)


Transfer Time:

Typical 1/4 cycle


Rated Power:

50A


Operation Methods:

Inverter priority/Mains priority (On-line/Off-line)


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