SMA EXTANT-US-40 User manual

EXTANT-US-40-IA-en-13 | Version 1.3ENGLISH
Installation Manual
ANTENNA EXTENSION KIT
EXTANT-US-40

Legal Provisions SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-132
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. Internal reproduction used solely for the purpose
of product evaluation or other proper use is allowed and does not require prior approval.
SMA Solar Technology AG makes no representations or warranties, express or implied, with
respect to this documentation or any of the equipment and/or software it may describe, including
(with no limitation) any implied warranties of utility, merchantability, or fitness for any particular
purpose. All such representations or warranties are expressly disclaimed. Neither SMA Solar
Technology AG nor its distributors or dealers shall be liable for any indirect, incidental, or
consequential damages under any circumstances.
The exclusion of implied warranties may not apply in all cases under some statutes, and thus the
above exclusion may not apply.
Specifications are subject to change without notice. Every attempt has been made to make this
document complete, accurate and up-to-date. Readers are cautioned, however, that product
improvements and field usage experience may cause SMA Solar Technology AG to make changes
to these specifications without advance notice, or per contract provisions in those cases where a
supply agreement requires advance notice. SMA Solar Technology AG shall not be responsible for
any damages, including indirect, incidental or consequential damages, caused by reliance on the
material presented, including, but not limited to, omissions, typographical errors, arithmetical errors
or listing errors in the content material.
Trademarks
All trademarks are recognized, even if not explicitly identified as such. Missing designations do not
mean that a product or brand is not a registered trademark.
SMA Solar Technology AG
Sonnenallee 1
34266 Niestetal
Germany
Tel. [phone]
Fax [phone]
www.SMA.de
Email: [email protected]
Status: 9/24/2018
Copyright © 2018 SMA Solar Technology AG. All rights reserved.

Table of Contents
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 3
Table of Contents
1 Information on this Document................................................. 4
1.1 Validity........................................................................................................................ 4
1.2 Target Group.............................................................................................................. 4
1.3 Content and Structure of this Document ................................................................... 4
1.4 Symbols in the Document .......................................................................................... 4
1.5 Typographies in the document.................................................................................. 5
1.6 Designation in the document..................................................................................... 5
2 Safety ........................................................................................ 6
2.1 Intended Use .............................................................................................................. 6
2.2 IMPORTANT SAFETY INSTRUCTIONS.................................................................... 7
3 Scope of Delivery ..................................................................... 9
4 Mounting................................................................................... 10
4.1 Mounting position ...................................................................................................... 10
4.2 Mounting the Antenna............................................................................................... 11
5 Troubleshooting........................................................................ 16
6 Decommissioning ..................................................................... 17
6.1 Removing the Antenna............................................................................................... 17
6.2 Disposing of the Product............................................................................................ 18
7 Contact ...................................................................................... 19

1 Information on this Document SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-134
1 Information on this Document
1.1 Validity
This document is valid for:
• EXTANT-US-40 (Antenna Extension Kit)
1.2 Target Group
The tasks described in this document must only be performed by qualified persons. Qualified
persons must have the following skills:
• 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 how an inverter works and is operated
• Knowledge of the applicable standards and directives
• Knowledge of and compliance with this document and all safety information
1.3 Content and Structure of this Document
This document describes the installation, commissioning and decommissioning of the product.
You will find the latest version of this document and further information on the product in PDF format
at www.SMA-Solar.com.
Illustrations in this document are reduced to the essential information and may deviate from the real
product.
1.4 Symbols in the Document
Symbol Explanation
Information that is important for a specific topic or goal, but is not safety-rele-
vant
☐
Indicates a requirement for meeting a specific goal
☑
Desired result
✖
A problem that might occur
Example

1 Information on this Document
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 5
1.5 Typographies in the document
Typography Use Example
bold • Messages
• Terminals
• Elements on a user interface
• Elements to be selected
• Elements to be entered
• Connect the insulated
conductors to the terminals
X703:1 to X703:6.
• Enter 10 in the field
Minutes.
>• Connects several elements to be
selected
• Select Settings > Date.
[Button]
[Key]
• Button or key to be selected or
pressed
• Select [Enter].
1.6 Designation in the document
Complete designation Designation in this document
Antenna Extension Kit Antenna, product
PV system PV system

2 Safety SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-136
2 Safety
2.1 Intended Use
The Antenna Extension Kit is an accessory set for SMA inverters: By installing the Antenna Extension
Kit in an SMA inverter with WLAN interface, the inverter's radio range can be optimized within the
WLAN network.
The product must only be installed in the following SMA inverters:
• STP50-US-40 (SunnyTripowerCORE1-US)
• STP33-US-41 (SunnyTripowerCORE1-US)
• STP50-US-41 (SunnyTripowerCORE1-US)
• STP62-US-41 (SunnyTripowerCORE1-US)
• SB3.0-1SP-US-40 (Sunny Boy 3.0-US)
• SB3.8-1SP-US-40 (Sunny Boy 3.8-US)
• SB5.0-1SP-US-40 (Sunny Boy 5.0-US)
• SB6.0-1SP-US-40 (Sunny Boy 6.0-US)
• SB7.0-1SP-US-40 (Sunny Boy 7.0-US)
• SB7.7-1SP-US-40 (Sunny Boy 7.7-US)
• SB3.0-1TP-US-40 (SunnyBoy 3.0-US)
• SB3.8-1TP-US-40 (SunnyBoy 3.8-US)
• SB5.0-1TP-US-40 (SunnyBoy 5.0-US)
• SB6.0-1TP-US-40 (SunnyBoy 6.0-US)
• SB7.0-1TP-US-40 (SunnyBoy 7.0-US)
• SB7.7-1TP-US-40 (SunnyBoy 7.7-US)
The product is suitable for indoor and outdoor use.
The inverter still complies with the standard after the product has been installed.
The product is approved for the US and Canadian market.
Use this product only in accordance with the information provided in the enclosed documentation
and with the locally applicable laws, regulations, standards and directives. Any other application
may cause personal injury or property damage.
Alterations to the product, 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. SMA Solar Technology AG
shall not be held liable for any damage caused by such changes.
Any use of the product other than that described in the Intended Use section does not qualify as the
intended use.
The enclosed documentation is an integral part of this product. Keep the documentation in a
convenient place for future reference and observe all instructions contained therein.

2 Safety
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 7
This document does not replace and is not intended to replace any local, state, provincial, federal
or national laws, regulations or codes applicable to the installation, electrical safety and use of the
product. SMA Solar Technology AG assumes no responsibility for the compliance or non-
compliance with such laws or codes in connection with the installation of the product.
The type label must remain permanently attached to the product.
2.2 IMPORTANT SAFETY INSTRUCTIONS
SAVE THESE INSTRUCTIONS
This section contains safety information that must be observed at all times when working on or with
the product.
The product has been designed and tested in accordance with international safety requirements. As
with all electrical or electronical devices, there are residual risks despite careful construction. To
prevent personal injury and property damage and to ensure long-term operation of the product,
read this section carefully and observe all safety information at all times.
DANGER
Danger to life due to electric shock when live components or cables of the
inverter are touched
High voltages are present in the conductive components or cables of the inverter. Touching live
parts and cables of the inverter results in death or lethal injuries due to electric shock.
• Disconnect the inverter from voltage sources and make sure it cannot be reconnected
before working on the device.
• Wear suitable personal protective equipment for all work on the product.
DANGER
Danger to life due to electric shock from touching an ungrounded product in
the event of an error
A product that is not grounded may be energized in the event of an error. Touching an
ungrounded product results in death or serious injury due to electric shock in the event of an
error.
• Ensure that the product is integrated in the existing surge protection.
CAUTION
Increased electromagnetic radiation through the antenna
During operation, the antenna produces an electromagnetic field and can interfere with other
devices (e.g., pacemakers) due to electromagnetic interference.
• Persons must not remain closer than 20 cm (8 in) to the antenna for long periods of time.

2 Safety SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-138
CAUTION
Risk of burns due to hot enclosure parts
Some parts of the enclosure can get hot during operation.
• During operation, do not touch any parts other than the enclosure lid of the inverter.
NOTICE
Damage to the enclosure seal in subfreezing conditions
If you open the inverter when temperatures are below freezing, the enclosure seals can be
damaged. This can lead to moisture entering the inverter.
• Only open the inverter if the ambient temperature is not below 0°C (32°F).
• If a layer of ice has formed on the enclosure seal when temperatures are below freezing,
remove it prior to opening the inverter (e.g. by melting the ice with warm air). Observe the
applicable safety regulations.
NOTICE
Damage to the product due to sand, dust and moisture ingress
Sand, dust and moisture penetration can damage the product and impair its functionality.
• Only open the inverter if the humidity is within the thresholds and the environment is free of
sand and dust.
• Do not open the inverter during a dust storm or precipitation.
• Close tightly all enclosure openings.
• Only use listed rain-tight or liquid-tight conduit fittings to attach the conduits to the product.
NOTICE
Damage to the inverter or product due to electrostatic discharge
Touching electronic components can cause damage to or destroy the inverter or the product
through electrostatic discharge.
• Ground yourself before touching any component.
Electrical installations (for North America)
All installations must conform with the laws, regulations, codes and standards applicable in the
jurisdiction of installation (e.g. National Electrical Code® ANSI/NFPA 70 or Canadian
Electrical Code® CSA-C22.1.).
• Before connecting the inverter to the utility grid, contact your local grid operator. The
electrical connection of the inverter must be carried out by qualified persons only.
• Ensure that the cables or conductors used for electrical connection are not damaged.

3 Scope of Delivery
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 9
3 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 the scope of delivery
Position Quantity Designation
A 1 Antenna
B 1 Antenna bracket
C 1 Antenna cable (3m (9.8ft))
D 1 Cable gland with multi-hole seal
E 2 Bolt
F 2 Screw anchors
G 1 Quick reference guide for commissioning

4 Mounting SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-1310
4 Mounting
4.1 Mounting position
BAT
Max. 30V DC
USB
MFR
AB
X1 X2
ANT.
FCC ID: SVF-KP20
IC: 9440A-KP20
AB
Figure 2: Communication assembly in the inverter with mounting position for the antenna
Position Designation
A Communication assembly
BPin connector ANT. for connecting the antenna cable
Mounting location
CAUTION
Increased electromagnetic radiation through the antenna
During operation, the antenna produces an electromagnetic field and can interfere with other
devices (e.g., pacemakers) due to electromagnetic interference.
• Persons must not remain closer than 20 cm (8 in) to the antenna for long periods of time.

4 Mounting
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 11
The mounting location of the antenna is crucial for the quality of the wireless connection. Radio
waves are emitted in circles from the longitudinal side of the antenna. A circular dead spot begins
at the tip of the antenna. If you place the receiver in this dead spot, the receiver cannot receive any
radio waves from the antenna.
Figure 3: Radio waves emitting from the antenna
Position Explanation
A Dead spot
Requirements for the mounting location:
☐ An antenna cable length of 3m (9.8ft) must be observed. The antenna cable must not be
extended.
☐ The antenna cable must be placed in such a way that the minimum bending radius of 35mm
(1.38in) is maintained.
☐ The receiver must not be in the dead spot of the antenna.
4.2 Mounting the Antenna
NOTICE
Damage to the inverter due to moisture ingress during electrical installation
• Never open the inverter when it is raining or snowing, or the humidity is over 95%.
• For attaching the conduits to the enclosure, only use UL-listed rain-tight conduit fittings for
wet locations.
• Seal all unused openings tightly.
Electrical installations
All electrical installations must be carried out in accordance with the local standards and the
National Electrical Code® ANSI/NFPA 70 or the Canadian Electrical Code® CSA C22.1.

4 Mounting SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-1312
Procedure:
1. DANGER
Danger to life due to high voltages of the PV array
When exposed to sunlight, the PV array generates dangerous DC voltage, which is present
in the DC conductors and the live components of the inverter. Touching the DC conductors
or the live components can lead to lethal electric shocks.
• Prior to performing any work on the inverter, always disconnect the inverter from
voltage sources on the AC and DC sides as described in the inverter manual. When
doing so, note that even if the DC load-break is switched off, there will be dangerous
direct voltage present in the DC conductors of the inverter.
2. If necessary, attach the cable gland to the inverter:
• Push the sealing plug from the inside out of the
enclosure opening and retain it for later
decommissioning.
• Unscrew the counter nut from the supplied cable gland.
• Tighten the cable gland with the counter nut on
the inverter enclosure opening.
1
2
1
3. Connecting the antenna cable plug:

4 Mounting
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 13
• Unscrew the swivel nut from the cable gland.
1
2
• Remove the two-hole cable support sleeve from
the cable gland.
• Route the antenna cable with the cable end
with the plug through the swivel nut and the
desired hole of the two-hole cable support
sleeve.
• Push the two-cable support sleeve along with the antenna cable back into the cable
gland. Ensure that any unused openings of the two-hole cable support sleeve are sealed
with sealing plugs.
• Screw the swivel nut of the cable gland on loosely.
• Remove the protective cover of pin connector ANT. on the communication assembly (if
present).
• Insert the plug of the antenna cable into the pin
connector ANT. on the communication
assembly until it snaps into place. Observe the
prescribed cable route (see Section4.1,
page10).
BAT
Max. 30V DC
USB
MFR
AB
X1 X2
ANT
.
FCC ID: SVF-KP20
IC: 9440A-KP20
SPS
ABD-IN
ANT.
• Fasten the swivel nut on the cable gland hand-tight. This will secure the antenna cable.
4. Installing the antenna bracket:

4 Mounting SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-1314
• Considering the dead spot of the antenna, move the antenna bracket to the desired
position on the wall and hold it firmly.
• Mark positions of drill holes if necessary and drill two holes with 6mm (0.24in) diameter
each at the marked points and insert screw anchors.
• Attach the antenna bracket to the wall with the screws.
5. Attaching the antenna cable and the antenna to the antenna bracket:
• On the antenna cable, unscrew the counter nut
approx. 5mm (0.2in) from the plug.
• Lead the antenna cable plug from the antenna
bracket’s slot. In doing so, make sure that the
washer and the counter nut are on the outside
of the antenna bracket and that the antenna
cable is not kinked or twisted.
• Tighten the counter nut.

4 Mounting
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 15
• Hand-tighten the antenna on the antenna
extension cable plug.
6. DANGER
Danger to life due to electric shock from touching an ungrounded product
Touching an ungrounded product can cause a lethal electric shock.
• Ensure that the product is integrated in the existing overvoltage protection.
7. Close the inverter and recommission it (see inverter manual).
☑ The antenna is automatically recognized and activated by the inverter.

5 Troubleshooting SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-1316
5 Troubleshooting
Problem Cause and corrective measures
The radio range has not im-
proved despite the antenna.
The problem can be caused by one of the following:
• The inverter has not recognized the antenna automatically.
• The antenna is not installed correctly or an unapproved
antenna has been used.
• The receiver is placed in the dead spot.
Corrective measures:
• Ensure that the antenna has been recognized by the inverter:
– Log in to the user interface of the inverter as Installer (see
the inverter manual).
–Instantaneous values > Plant communication >
WLAN.
– Check whether the parameter Antenna Typeis set on
External Antenna.
If the value External Antenna is not set, set the antenna
type (see inverter manual).
• Ensure that the antenna of type “EXTANT-US-40” is installed
correctly and that only the supplied antenna cable was used.
• Ensure that the receiver is not placed in the dead spot .

6 Decommissioning
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 17
6 Decommissioning
6.1 Removing the Antenna
Required tools:
☐ Long-nosed pliers
Procedure:
1. DANGER
Danger to life due to high voltages of the PV array
When exposed to sunlight, the PV array generates dangerous DC voltage, which is present
in the DC conductors and the live components of the inverter. Touching the DC conductors
or the live components can lead to lethal electric shocks.
• Prior to performing any work on the inverter, always disconnect the inverter from
voltage sources on the AC and DC sides as described in the inverter manual. When
doing so, note that even if the DC load-break is switched off, there will be dangerous
direct voltage present in the DC conductors of the inverter.
2. Pull the antenna cable plug out of pin connector
ANT. of the communication assembly using long-
nosed pliers. Ensure that the antenna cable is pulled
out at 90° to the communication assembly so that
the plug does not get caught.
3. Unscrew the swivel nut from the cable gland.
4. Unscrew and remove the counter nut of the cable gland.
5. If necessary, remove the cable gland and antenna cable from the inverter.
6. If necessary, seal the enclosure opening of the inverter with the corresponding sealing plug.
7. Close the inverter and recommission it (see inverter manual).
8. At the antenna bracket, unscrew the antenna from the antenna cable plug.
9. Unscrew the counter nut from the plug of the antenna cable.
10. Remove the antenna cable from the antenna bracket.
11. Remove the screws of the antenna bracket.
12. Unscrew and remove the antenna bracket.

6 Decommissioning SMA Solar Technology AG
Installation ManualEXTANT-US-40-IA-en-1318
6.2 Disposing of the Product
• Dispose of the product in accordance with the locally applicable disposal regulations for
electronic waste.

7 Contact
SMA Solar Technology AG
Installation Manual EXTANT-US-40-IA-en-13 19
7 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:
• Inverters:
– Serial number
– Special country-specific settings (if available)
• Detailed description of the problem
• Module:
– Serial number
– Hardware version
United States SMA Solar Technology
America LLC
Rocklin, CA
Toll free for USA and US Territories
+1877-MY-SMATech (+1877-697-6283)
International: +1916625-0870
Canada SMA Solar Technology
Canada Inc.
Mississauga
Toll free for Canada / Sans frais pour le Canada :
+1877-MY-SMATech (+1877-697-6283)
México SMA Solar Technology
de México
Mexico City
Internacional: [phone]

www.SMA-Solar.com