UPS modules alarm 24 when setting the qty of modules If only operate one module, reset the 6 ‘CAN communication more than 2 units, but only work qty of modules to ‘ fault’ one module Inverter disconnection within 2 UPS modules alarm 45 minutes in normal mode, UPS in change the maintenance mode to 7 ‘Inverter off’ maintenance mode more than 2 normal mode minutes Pull out the module and insert again; The UPS module can Module does not well inserted; not transfer to bypass or The left coronal screw is not tight. 8 Tighten the screw; inverter Output breaker do not switch on Switch on the output breaker. The UPS module fault Take out this module, replace with a The module is already damaged 9 LED remains ON new module. If the UPS operates at battery mode, Utility voltage exceeds UPS input 10 Utility LED is flashing please pay attention to the remaining range. backup time needed for your system. Switch on the battery breaker. If batteries are damaged, need to Battery breaker does not switch on, Battery LED is flashing replace whole group batteries, or batteries are damaged, or battery but is reversely connected. 11 Connect the battery cables correctly; no charge voltage and battery number and capacity are not Go to LCD setting of the battery current set correctly. number and capacity, set the correct data. Buzzer beeps every 0.5 seconds and LCD 12 Overload remove some load display “output overload” Buzzer long beeps, Make sure the load is not in short The UPS output is in short circuit 13 LCD display “output circuit, then restart the UPS. short circuit” The LED of the The module is not inserted Pull out the module and insert 14 Module with RED light properly. properly. The UPS is set to ECO mode, or Set the UPS working mode to Single The UPS only works 15 the UPS is under maintenance Module mode, change the on bypass mode mode. maintenance mode to normal mode. Battery switch is not properly Close the battery switch； closed； 16 Can not Black start Change the fuse； Battery fuse is not open； Recharge the battery Or Battery low Buzzer beeps continuously and LCD Consult with your local agent for 17 UPS is out of order indicates Rectifier repair fault or output fault
6 UPS modules alarm 24 ‘CAN communication fault’ when setting the qty of modules more than 2 units, but only work one module If only operate one module, reset the qty of modules to ‘ 7 UPS modules alarm 45 ‘Inverter off’ Inverter disconnection within 2 minutes in normal mode, UPS in maintenance mode more than 2 minutes change the maintenance mode to normal mode 8 The UPS module can not transfer to bypass or inverter Module does not well inserted; The left coronal screw is not tight. Output breaker do not switch on Pull out the module and insert again; Tighten the screw; Switch on the output breaker. 9 The UPS module fault LED remains ON The module is already damaged Take out this module, replace with a new module. 10 Utility LED is flashing Utility voltage exceeds UPS input range. If the UPS operates at battery mode, please pay attention to the remaining backup time needed for your system. 11 Battery LED is flashing but no charge voltage and current Battery breaker does not switch on, or batteries are damaged, or battery is reversely connected. battery number and capacity are not set correctly. Switch on the battery breaker. If batteries are damaged, need to replace whole group batteries, Connect the battery cables correctly; Go to LCD setting of the battery number and capacity, set the correct data. 12 Buzzer beeps every 0.5 seconds and LCD display “output overload” Overload remove some load 13 Buzzer long beeps, LCD display “output short circuit” The UPS output is in short circuit Make sure the load is not in short circuit, then restart the UPS. 14 The LED of the Module with RED light The module is not inserted properly. Pull out the module and insert properly. 15 The UPS only works on bypass mode The UPS is set to ECO mode, or the UPS is under maintenance mode. Set the UPS working mode to Single Module mode, change the maintenance mode to normal mode. 16 Can not Black start Battery switch is not properly closed； Battery fuse is not open； Or Battery low Close the battery switch； Change the fuse； Recharge the battery 17 Buzzer beeps continuously and LCD indicates Rectifier fault or output fault UPS is out of order Consult with your local agent for repair