SMA MULTICLUSTER-BOX 6 Operating Manual
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SMA MULTICLUSTER-BOX 6 Operating Manual

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Operating manual
MULTICLUSTER-BOX 6
ENGLISH
MC-BOX-6-3-BE-en-30 | Version 3.0

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Summary of Contents for SMA MULTICLUSTER-BOX 6

  • Page 1 Operating manual MULTICLUSTER-BOX 6 ENGLISH MC-BOX-6-3-BE-en-30 | Version 3.0...
  • Page 2 SMA Solar Technology AG Legal Provisions The information contained in these documents is the property of SMA Solar Technology AG. No part of this document may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, be it electronic, mechanical, photographic, magnetic or otherwise, without the prior written permission of SMA Solar Technology AG.

  • Page 3: Table Of Contents

    SMA Solar Technology AG Table of Contents Table of Contents Information on this Document..........Validity ........................Target Group......................Levels of Warning Messages ..................Symbols in the Document ..................Typographical Elements in the Document ..............Designations in the Document ................... Additional Information ....................
  • Page 4 Table of Contents SMA Solar Technology AG Inserting Power Cables ....................24 Inserting Data Cables ....................25 10 General Maintenance Work ........... 27 11 Decommissioning the Product ..........29 12 Technical Data ................30 13 Multicluster Technology Terms..........34 14 Contact ..................36 15 EU Declaration of Conformity ..........

  • Page 5: Information On This Document

    1 Information on this Document Information on this Document Validity This document is valid for: • MC-BOX-6.3-11 (Multicluster-Box 6) Target Group The tasks described in this document must only be performed by qualified persons. Qualified persons must have the following skills: •...

  • Page 6: Typographical Elements In The Document

    Designation in this document Multicluster-Box 6.3 Multicluster-Box Sunny Island 6.0H / 8.0H Sunny Island, battery inverter Additional Information For more information, please go to www.SMA-Solar.com. Title and information content Type of information SUNNY ISLAND 4.0M / 6.0H / 8.0H Operating manual MC-BOX-6-3-BE-en-30...

  • Page 7: Safety

    Any other application may cause personal injury or property damage. Alterations to the SMA products, e.g., changes or modifications, are only permitted with the express written permission of SMA Solar Technology AG. Unauthorized alterations will void guarantee and warranty claims and in most cases terminate the operating license.
  • Page 8 2 Safety SMA Solar Technology AG DANGER Danger to life due to electric shock when live components or cables are touched High voltages are present in the conductive components or cables of the product. Touching live parts and cables results in death or lethal injuries due to electric shock.

  • Page 9: Scope Of Delivery

    SMA Solar Technology AG 3 Scope of Delivery Scope of Delivery Check the scope of delivery for completeness and any externally visible damage. Contact your distributor if the scope of delivery is incomplete or damaged. Figure 1: Components included in scope of delivery...

  • Page 10: Product Overview

    Product Overview Product Description The Multicluster-Box is an SMA multicluster technology device for off-grid systems, battery-backup systems, and systems for increased self-consumption. The Multicluster-Box is a main AC distribution board to which you can connect up to 2 clusters. Each cluster is three-phase and made up of 3 DC- side, parallel-switched Sunny Island 6.0H / 8.0H inverters with firmware version 3.5 or higher.

  • Page 11: Symbols On The Product

    SMA Solar Technology AG 4 Product Overview Symbols on the Product Symbol Explanation Beware of electrical voltage The product operates at high voltages. Beware of hot surface The product can get hot during operation. Observe the documentation Observe all documentation supplied with the product.

  • Page 12: System Structure

    4 Product Overview SMA Solar Technology AG System Structure PV MODULES PV INVERTERS PV main distribution box (not included in the delivery) MULTICLUSTER BOX (MAIN AC DISTRIBUTION BOARD) LOAD GENERATOR Generator contactor Load contactor Sunny Island contactor SUNNY ISLAND BATTERY FUSE BATTERY Figure 3: Circuitry principle of a multicluster system –...

  • Page 13: Mounting

    SMA Solar Technology AG 5 Mounting Mounting Requirements for Mounting Requirements for the mounting location: WARNING Danger to life due to fire or explosion Despite careful construction, electrical devices can cause fires. This can result in death or serious injury.
  • Page 14 5 Mounting SMA Solar Technology AG Permitted and prohibited mounting positions: 90° Figure 4: Permitted and prohibited mounting positions Dimensions for mounting: Ø 8 Figure 5: Position of the anchoring points(Dimensions in mm) MC-BOX-6-3-BE-en-30 Operating manual...

  • Page 15: Mounting The Product

    SMA Solar Technology AG 5 Mounting Mounting the product WARNING Danger to life if raised or suspended loads tip over, fall or sway Vibrations or careless or hasty lifting and transportation may cause the product to tip over or fall.

  • Page 16: Electrical Connection

    6 Electrical Connection SMA Solar Technology AG Electrical Connection Overview of the Connection Area 6.1.1 Interior View Fuses SIBUCTRL Sl v2/L3 Sl v1/L2 Mstr/L1 BackupVtgCur BackupVtgCur BackupVtgCur ComSyncTn ComSyncOut L1 L2 L3 F4.1 F4.2 F4.3 F4.4 F4.5 F4.6 Equipotential Generator...

  • Page 17: View From Below

    SMA Solar Technology AG 6 Electrical Connection Position Designation Terminals Loads for connecting the loads (N, grounding conductor (PE)) Terminals PV-System for connecting the PV system (L1, L2, L3, N, grounding con- ductor (PE)) Miniature circuit breaker for connecting the Sunny Island (L) Terminals Clusters for connecting the Sunny Island (N, grounding conductor (PE))

  • Page 18: Connecting The Loads

    6 Electrical Connection SMA Solar Technology AG Utility grid connection: ☐ The VDE-AR-N 4105 rule must not apply to the utility grid. ☐ Connecting the utility grid to the Multicluster-Box must be permitted in accordance with the local standards and directives and agreed with the grid operator.

  • Page 19: Connecting The Pv System

    SMA Solar Technology AG 6 Electrical Connection 3. Connect the line conductor to the fuse switch-disconnector F2 Loads as labeled. 4. According to the type of cable routing and the installation conditions, determine the required fuse link for the fuse switch-disconnector and insert it into the fuse switch-disconnector.

  • Page 20: Grounding The Multicluster System

    6 Electrical Connection SMA Solar Technology AG Cable requirement: ☐ Conductor type: copper wire ☐ Maximum connectable conductor cross-section for a rigid cable: 25 mm² ☐ Maximum connectable conductor cross-section for a fine-stranded cable: 16 mm² Procedure: 1. Insert the power cables into the Multicluster-Box (see Section 9.1, page 24).

  • Page 21: Connecting The Data Cable

    SMA Solar Technology AG 6 Electrical Connection Connecting the Data Cable Connecting the Data Cables for Control and Measuring Signals 1. Insert the data cables (see Section 9.2, page 25). 2. Plug the data cable for control and measuring signals (red) for the master of the main cluster in the jack Mstr/L1.

  • Page 22: Preparing For Commissioning

    4. In order to receive service assignments for the multicluster system, all system data must be recorded in the information sheet for Sunny Island systems and made available to Service. To do this, access the information sheet at www.SMA-Solar.com. MC-BOX-6-3-BE-en-30...

  • Page 23: Disconnect From Voltage Sources

    SMA Solar Technology AG 8 Disconnect from voltage sources Disconnect from voltage sources CAUTION Risk of burns due to hot components Some components and terminals inside the product can become hot during operation. Touching hot components or terminals can result in burn injuries.

  • Page 24: Periodic Actions

    9 Periodic Actions SMA Solar Technology AG Periodic Actions Inserting Power Cables NOTICE Damage to the product due to sand, dust and moisture because of leaky membranes By piercing unnecessary or oversized holes, the membranes in the cable feed-through plate become leaky.

  • Page 25: Inserting Data Cables

    SMA Solar Technology AG 9 Periodic Actions Inserting Data Cables Separate wiring of data and power cables If data cables are wired near power cables, coupling interference signals can occur under unfavorable conditions. • Make sure that the data cables are always routed separately from the power cables.
  • Page 26 9 Periodic Actions SMA Solar Technology AG 6. Screw the two halves back together. Fasten screws hand-tight. The data cables and placeholders (plastic inserts) must be firmly clamped between both sides of the two-part cable feed-through. This ensures tightness of the enclosure seal.

  • Page 27: General Maintenance Work

    • If the product is subject to adverse ambient conditions, a reduction of the maintenance intervals is recommended. Above all, the intervals between cleaning work and corrosion protection should be reduced. • SMA recommends a monthly optical inspection to determine the maintenance requirement. Required maintenance materials and tools: Only those consumables and maintenance materials not normally included in the standard equipment of an electrically qualified person are listed.
  • Page 28 10 General Maintenance Work SMA Solar Technology AG 5. If any connections are not tightened with the correct torque, tighten with a suitable torque wrench. 6. Check all power cables on the product for discoloration or changes in the appearance of the insulation.

  • Page 29: Decommissioning The Product

    SMA Solar Technology AG 11 Decommissioning the Product 11 Decommissioning the Product DANGER Danger to life due to electric shock when live components or cables are touched High voltages are present in the conductive components or cables of the product. Touching live parts and cables results in death or lethal injuries due to electric shock.

  • Page 30: Technical Data

    12 Technical Data SMA Solar Technology AG 12 Technical Data Connection of loads Number of terminals 1 x three-phase Rated power 55 kW Rated grid voltage between L and N 230 V Rated grid voltage between L1 and L2 400 V AC voltage range between L1 and N 172.5 V to 265 V...
  • Page 31 SMA Solar Technology AG 12 Technical Data Generator connection Number of terminals 1 x three-phase Rated grid input power 55 kW Rated operating voltage between L and N 230 V Rated operating voltage between L1 and L2 400 V AC input current...
  • Page 32 12 Technical Data SMA Solar Technology AG Connection of grounding Diameter of screws on the fuse element for connecting the ground- 6 mm ing conductor (PE) Maximum torque 6 Nm Maximum connectable conductor cross-section 35 mm² Auxiliary electric circuits Fuse Maximum permitted fuse rating 2 A...
  • Page 33 SMA Solar Technology AG 12 Technical Data EMC environment, emission (as per IEC 61439-1:2011) Electromagnetic interference, environment B (EMC directive, Article 5 – Annex I.1.b) EMC environment, interference immunity (as per IEC Interference immunity, 61439-1:2011) environment A (EMC Directive Article 5 – Annex I.1.b)

  • Page 34: Multicluster Technology Terms

    13 Multicluster Technology Terms SMA Solar Technology AG 13 Multicluster Technology Terms Stand-alone grid A stand-alone grid is a utility grid which is independent of the public energy supply. A stand-alone grid with Sunny Island is designed as a single-phase or three-phase AC grid which integrates various kinds of power generators (e.g., PV systems, small wind turbine systems and diesel...
  • Page 35 SMA Solar Technology AG 13 Multicluster Technology Terms Main cluster The main cluster is the leading cluster in the multicluster system. The master of the main cluster is the central user interface for the main cluster and all extension clusters of a stand-alone grid. The master of the main cluster is superior to the masters of the extension clusters.

  • Page 36: Contact

    14 Contact SMA Solar Technology AG 14 Contact If you have technical problems with our products, please contact the SMA Service Line. The following data is required in order to provide you with the necessary assistance: • Box: – Device type – Serial number •...
  • Page 37 Toll free for Australia: SMA Online Service Center: 1800 SMA AUS www.SMA-Service.com (1800 762 287) International: +61 2 9491 4200 United Arab SMA Middle East LLC India SMA Solar India Pvt. Ltd. Emirates Abu Dhabi Mumbai +971 2234 6177 +91 22 61713888 SMA Online Service Center: www.SMA-Service.com Operating manual MC-BOX-6-3-BE-en-30...
  • Page 38 14 Contact SMA Solar Technology AG ไทย Service Partner for String inverter: 대한민국 Enerone Technology Co., Ltd Solar Power Engineering Co., Ltd. 4th Fl, Jungbu Bldg, 329, 333/7,8,9 United Tower Build- Yeongdong-daero, Gangnam- ing 4th floor. Soi Sukhumvit 55 (Thonglor 17),...

  • Page 39: Eu Declaration Of Conformity

    (L 174/88, June 8, 2011) and 2015/863/EU (L 137/10, March 31, 2015) (RoHS) SMA Solar Technology AG confirms herewith that the products described in this document are in compliance with the fundamental requirements and other relevant provisions of the above- mentioned directives. The entire EU Declaration of Conformity can be found at www.SMA- Solar.com.
  • Page 40 www.SMA-Solar.com...

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Mc-box-6.3-11

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