Gtec MUST400T Quick Start Manual Download

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Quick start_MUST400T_ENG_REV00

Output System Connections

6. Connect the system output cables between the UPS output terminals (X3/L31-L32-L33-N2) Refer to

Fig.4-11

and the critical load and tighten the terminals screws to 5Nm (M6 Bolt) or to 13Nm (M8 Bolt) or to

25Nm (M10 Bolt).

Note: ENSURE CORRECT PHASE ROTATION.

WARNING

If the load equipment will not be ready to accept power on the arrival of the commissioning engineer, then

ensure that the system output cables are safely isolated at their ends.

7. Re-install all the protective covers.

警告

危险

Summary of Contents for MUST400T

Page 1: ...Quick Start Modular UPS MUST400T...

Page 2: ...urer approved accessories only WARNING high earth leakage current Earth connection is critical before connecting the input supply include both utility supply and battery Earth leakage current introduc...

Page 3: ...mal manner following the recommended operating procedures in this manual Battery voltage higher than 400Vdc All the battery maintenance and servicing procedures involving internal access need special...

Page 4: ...xceed 400Vdc and is potentially lethal Follow the suggested actions here below Eye protection must be worn to prevent injury from accidental electrical arcs Remove rings watches and all metal objects...

Page 5: ...re will reduce the battery life and operation below this temperature will reduce the battery capacity If the average operating temperature of battery is increased from 20 C to 30 C then the service li...

Page 6: ...20 C to 25 C The batteries are at maximum efficiency in this temperature range for information about the battery storage and transportation as well as the environment refer to Table 9 2 This equipmen...

Page 7: ...power terminals inside the UPS and all service activity it is recommended to leave enough free space to enable the passage of personnel with the doors fully opened It is important to leave a distance...

Page 8: ...Quick start_MUST400T_ENG_REV00 8 a 10 module cabinet b 6 module cabinet Fig 1 1 UPS Structure...

Page 9: ...xing holes on both sides of the front panel of the module See fig 1 2 Fig 1 2 Power Module Installation Diagram 1 4 9 Cable Entry Cables can enter into the UPS system both from bottom and top Cable en...

Page 10: ...e RCD device installed upstream of the input supply should be comply with Sensitive to DC unidirectional pulses class A in the network Insensitive to transient current pulses Have an average sensitivi...

Page 11: ...ermining the size of the output and bypass neutral cable as the current circulating on the neutral cable may be greater than nominal current in the case of non linear loads which is usually 1 732 time...

Page 12: ...ut Connections 4 For common bypass and rectifier inputs connect the AC input supply cables to the UPS bypass terminals X2 L21 L22 L23 X1 N1 Refer to Fig 4 11 and tighten the connections to 5 Nm M6 Bol...

Page 13: ...d the critical load and tighten the terminals screws to 5Nm M6 Bolt or to 13Nm M8 Bolt or to 25Nm M10 Bolt Note ENSURE CORRECT PHASE ROTATION WARNING If the load equipment will not be ready to accept...

Page 14: ...an die USV abschlie en Ein Differentialschutz ist ratsam Conectar el cable de tierra a el SAE Se aconseja la protecction con el interruptor diferencial Attenzione batterie interne non aprire pericolo...