SMA SB3.0-1SP-US-40 Service Manual Download | Manualshive

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SB3.0-1SP-US-40 / SB3.8-1SP-US-40 /
SB5.0-1SP-US-40 / SB6.0-1SP-US-40 /
SB7.0-1SP-US-40 / SB7.7-1SP-US-40

Replacing a Defective Power Unit

SB30-77-1SP-US-40-AT-PU-SG-xx-11 | 102509-00.01 | Version 1.1

ENGLISH

Service Manual

ESPAÑOL

Instrucciones de servicio técnico

FRANÇAIS

Manuel de service

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Summary of Contents for SB3.0-1SP-US-40

Page 1: ...1SP US 40 SB6 0 1SP US 40 SB7 0 1SP US 40 SB7 7 1SP US 40 Replacing a Defective Power Unit SB30 77 1SP US 40 AT PU SG xx 11 102509 00 01 Version 1 1 ENGLISH Service Manual ESPAÑOL Instrucciones de servicio técnico FRANÇAIS Manuel de service ...

Page 2: ...iew of the Enclosure Parts 5 4 Disconnecting the Inverter from Voltage Sources 6 5 Disassembling the Defective Power Unit 8 6 Mounting the New Power Unit 12 7 Packaging the Defective Power Unit for Pick Up 15 8 Contact 16 Table of Contents SMA Solar Technology America LLC Service Manual SB30 77 1SP US 40 AT PU SG xx 11 2 ENGLISH ...

Page 3: ...ust only be performed by qualified persons Qualified persons must have the following skills Knowledge of how an inverter works and is operated Training in how to deal with the dangers and risks associated with installing and using electrical devices and installations Training in the installation and commissioning of electrical devices and installations Knowledge of the applicable standards and dir...

Page 4: ... SMA inverters Knowledge of all applicable laws standards and directives Prior to performing any work on the inverter disconnect it from all voltage sources as described in this document see Section 4 page 6 After disconnecting the inverter from voltage sources a certain waiting time must be observed to allow the residual voltages in the DC link of the inverter or in the charging circuit of the ca...

Page 5: ...re Parts Figure 1 Overview of the enclosure parts Position Designation A Power Unit B Connection Unit 3 Overview of the Enclosure Parts SMA Solar Technology America LLC Service Manual 5 SB30 77 1SP US 40 AT PU SG xx 11 ENGLISH ...

Page 6: ...ing devices with a DC input voltage range of 600 V or higher 1 Disconnect the AC circuit breaker and secure it against reconnection 2 Set the DC load break switch of the inverter to O 3 Secure the DC load break switch against reconnection using a suitable padlock 4 If the multifunction relay is used switch off any supply voltage to the load 4 Disconnecting the Inverter from Voltage Sources SMA Sol...

Page 7: ...the enclosure lid of the Connection Unit with a Torx screwdriver TX 25 and remove the enclosure lid carefully toward the front While doing so note that the display assembly on the enclosure lid and the communication assembly in the inverter are connected via a ribbon cable 8 Disconnect the display cable from the socket on the communication assembly 9 Use a current clamp to ensure that no current i...

Page 8: ...it is immediately available do not disassemble the Power Unit As soon as the Power Unit is disassembled moisture can penetrate the Connection Unit Only disassemble the defective Power Unit once the new Power Unit is ready and available Procedure 1 Danger to life due to high voltages Disconnect the inverter from all voltage sources see Section 4 page 6 2 Remove the connecting terminal plate with th...

Page 9: ...able from the SPS slot To do this unscrew the screws using a flat blade screwdriver blade width 3 5 mm 0 14 in and pull the connecting terminal plate out of the slot 5 Pull the ribbon cable connecting the communication assembly to the Power Unit out of the communication assembly 6 Lead the ribbon cable with plug back to the COM slot in the Power Unit and insert the plug into the slot until it is f...

Page 10: ...t 9 Release the two screws on the right and left side of the Power Unit with a Torx screwdriver TX 25 and retain together with the washers for later use 10 Lift to remove the Power Unit out of the wall mounting bracket thus separating the Power Unit from the Connection Unit 5 Disassembling the Defective Power Unit SMA Solar Technology America LLC Service Manual SB30 77 1SP US 40 AT PU SG xx 11 10 ...

Page 11: ...sidual insulation material from the two connection openings at the top of the Connection Unit 5 Disassembling the Defective Power Unit SMA Solar Technology America LLC Service Manual 11 SB30 77 1SP US 40 AT PU SG xx 11 ENGLISH ...

Page 12: ...ting bracket To do this insert the screw M5x60 through the hole on the left side of the Power Unit using a Torx screwdriver TX 25 and screw it into the thread torque 1 7 Nm 0 3 Nm 15 05 in lb 2 65 in lb TOP 5 If the inverter is to be protected against theft attach a padlock To do this guide the shackle of the padlock through the provided hole on the left side of the Power Unit and close the shackl...

Page 13: ...ic arc can form An electric arc can cause life threatening injuries Tighten the screws of the connecting terminal plate using a flat blade screwdriver blade width 3 5 mm 0 14 in torque 0 3 Nm 2 65 in lb Ensure that the connecting terminal plate is securely in place 9 Plug the connecting terminal plate with the connected AC conductors into the AC out slot in the Connection Unit and tighten with a f...

Page 14: ... the inverter see inverter manual Through the replacement of the Power Unit the inverter has been assigned a new serial number see type label 12 If the inverter is registered in Sunny Portal replace the inverter in Sunny Portal see installation manual Replacement of SMA Devices in Systems with Communication Products at www SMA Solar com 6 Mounting the New Power Unit SMA Solar Technology America LL...

Page 15: ...e original packaging of the new Power Unit for this purpose 2 Arrange for pick up by SMA To do this contact Service refer to www SMA Solar com for contact details 7 Packaging the Defective Power Unit for Pick Up SMA Solar Technology America LLC Service Manual 15 SB30 77 1SP US 40 AT PU SG xx 11 ENGLISH ...

Page 16: ...pment e g communication products If necessary system name in the Sunny Portal If necessary access data in the Sunny Portal Operating mode of the multifunction relay United States Esta dos Unidos SMA Solar Technology America LLC Rocklin CA Toll free for USA Canada and Puerto Rico Llamada gra tuita en EE UU Canadá y Puerto Rico 1 877 MY SMATech 1 877 697 6283 International Internacional 1 916 625 08...

Page 17: ...www SMA Solar com ...

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