SMA SUNNY CENTRAL 900CP XT - Page 67

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SMA Solar Technology AG 14 Disconnecting the Sunny Central

Installation Manual SCCPXT-IA-D7-en-42 67

16. Remove all fuses and disconnection blades from all fuse holders.

Use the LV/HRC fuse handle.

Main Page

Table of Contents3
Information on this Document6
Safety8
Intended Use8
Safety Precautions9
Skills of Qualified Persons12
Personal Protective Equipment12
Product Description13
PV System Overview13
Sunny Central13
Design of the Sunny Central13
Type Label14
Touch Display15
Key Switch15
Sunny Central Communication Controller15
Remote Shutdown16
External Fast Stop16
Grounding Concept17
Low-Temperature Option17
Schematic Diagram17
Scope of Delivery18
Storage19
Preparation for Installation20
Selecting a Mounting Location20
Requirements for the Mounting Location20
Dimensions of a Sunny Central20
Minimum Clearances for Outdoor Installation21
Minimum Clearances for Installation in Electrical Equipment Rooms23
Requirements for Foundation and Cable Arrangement25
Requirements for Cable Routing between MV Transformer and Sunny Central25
Preparation for Mounting Without Base26
Position of the Mounting Holes on the Sunny Central26
Drilling Mounting Holes in the Foundation26
Preparation for Mounting on a Base26
Transporting the Sunny Central27
Safety During Transport27
Center of Gravity of the Sunny Central27
Mounting the Kick Plates at the Rear of the Sunny Central27
Transporting the Sunny Central Using a Crane Fork28
Transporting the Sunny Central Using a Forklift29
Transporting the Sunny Central Using a Pallet Truck29
Transporting the Sunny Central Using a Crane30
Disassembling the Roof of the Sunny Central30
Transporting the Sunny Central Using a Crane32
Mounting the Roof of the Sunny Central32
Installing the Sunny Central35
Attaching the Sunny Central Without Base35
Installing the Sunny Central with Base35
Disassembling the Panels on the Connection Area35
Removing the Transport Lock from the Inverter Cabinet36
Replacing the Desiccant Bag in the Inverter Cabinet36
Mounting the Ventilation Plate37
Grounding Connection38
Cable and Terminal Lug Requirements38
Connecting the Grounding Cables38
DC Connection40
Safety During DC Connection40
DC Connection with DC Fuse Option41
Cable and Terminal Lug Requirements41
Connection Area with DC Fuse Option42
Connection with One Terminal Lug43
Connection with Two Terminal Lugs44
Connecting the SMB Connection Kit to DC Fuses44
Connecting DC Cables45
DC Connection with DC Busbar Option46
Cable and Terminal Lug Requirements46
Connection Area with DC Busbar Option46
Connection with One Terminal Lug47
Connection with Two Terminal Lugs48
Connecting the DC Cables49
AC Connection50
Safety During AC Connection50
Connecting AC Cables50
Cable and Terminal Lug Requirements50
Connection with One Terminal Lug51
Connection with Two Terminal Lugs52
Connecting the AC Cables52
Cable Connection of External Devices and Connections in the Interface Cabinet54
Connection Area54
Leading the Cables into the Interface Cabinet55
Connecting the Cables in the Interface Cabinet55
Connecting the Cables to the Connecting Terminal Plate55
Connecting the Data Cable from the Sunny String-Monitor56
Connecting the Remote Shutdown57
Connecting the External Setpoint Specification58
Connecting the Cable for the Status Report of the Insulation Monitoring59
Connecting the Cable for the Status Report of the AC Contactor Monitoring59
Connecting the Transformer Protection59
Connecting the External Supply Voltage60
Connecting the External Fast Stop Cabling61
Setting up a System Network62
Structure of a System Network62
Position of the Communication Terminals63
Connection Area63
Setting up a System Network with Optical Fibers63
Setting up a PV System Network with Copper Cables64
Disconnecting the Sunny Central65
Commissioning68
Sequence of Commissioning68
Checking the Sunny Central Cabling69
Checking the Voltages on the Sunny Central69
Checking the DC Voltages69
Checking the AC Line Voltage70
Checking the Internal Voltage Supply70
Checking the Grid Monitoring70
Important Measures in Case of Non-Utilized Options71
Inserting the Disconnection Blades71
Switching the Voltage Supply and the AC Circuit Breaker on72
Mounting the Panels and Protective Covers73
Switching the Sunny Central on74
Decommissioning75
Technical Data76
Sunny Central 500CP XT76
Sunny Central 630CP XT77
Sunny Central 720CP XT79
Sunny Central 760CP XT80
Sunny Central 800CP XT82
Sunny Central 850CP XT83
Sunny Central 900CP XT85
Contact87

SMA SUNNY CENTRAL 900CP XT - Page 67

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