CARLO GAVAZZI ISMG 315 User manual

User Manual
ISMG 315 / ISMG 320
Three-Phase Solar Inverter

2
© 2010 Carlo Gavazzi Automation All rights reserved V 1.3 July 2010

Safety
KEE THESE INSTRUCTIONS FOR FUTURE REFERENCE – This manual contains
important instructions for Models ISMG 315 and ISMG 320 that shall be followed
during installation and future maintenance of the ISMG inverter.
Safety Precautions/Safety Notes
Only trained skilled and qualified electrical personnel shall carry out e electrical
installation, wiring, opening of the ISMG inverters. Even when no external voltage
is present, or the device is disconnected, the ISMG inverters can still store high
voltages and cause of electric shocks.
The temperature of the external heat sinks of the device can reach over 70°C
(158°F) in normal operation (Ambient temperature rating: 45°C / 113°F). There is
high risk of burn injury if these parts are touched.
The following general safety precautions must be observed during all operation
phases, service and installation of this device. Failure to comply with these safaty
precautions or specific warnings, elsewhere in this manual, violates safety
standards of design, manufacture, and intended use of the device. The
manufacturer assumes no liability for the customer’s failure to comply with these
requirements.

Safety Sy bols
To reduce the risk of injury and to ensure the continued safe operation of this
product, the safety related information, contained in this manual are marked with
the below listed signs.
Warning, risk of electric shock
These
safety infor ation prevent serious injuries or death to users
and/or installers.
Earth ground sy bol
!
Caution
These infor ation prevent da age to the product.
Intended Use
ISMG3 Series inverters shall be installed according to the specific norms and
regulations of your local building and safety department to meet the following
qualifications:
 Electrical installation must be carried out correctly to meet the applicable
regulations and standards;
 ISMG3 Series inverters shall be installed in a well ventilated environment and
protected against rain, condensation, moisture and dust;
 ISMG3 Series inverters shall be installed in a permanent location according to
the instructions stated in this manual;
 ISMG3 Series inverters shall operate according to the technical specifications
stated in this manual.

General Safety Precautions
 Remove all conductive jewelry or personal accessories prior to installation or
service of the device, parts, connectors, and/or wirings.
 Only trained and qualified personnel is authorised to mount, reconfigure or
repair this device.
 Only licensed electricians are entitled to install permanently wired
equipments.
 Make sure of standing on an insulated surface when working on the
operating device (i.e: avoid grounding of the person).
 Instructions and information on cautions contained in this manual must be
carefully read and followed.
 Use proper lifting techniques whenever handling enclosure, equipment or
parts.
 The ISMG3 inverter must be provided with an equipment-grounding
conductor connected according to local norms and regulations.
 The AC Neutral connection is only for voltage sensing and shall be neither
used to carry currents nor connected to ground inside the inverter.
 The list does not contain all measures pertinent to the safe operation of the
device. If special problems arise which are not described in sufficient detail
for the purposes of the buyer, contact your local Carlo Gavazzi National Sales
company or specialized dealer or technician.