Omron KP100L-OD - 12-2010 User manual

USER’S MANUAL
Cat. No. S101-E1-02
GridConnect Photovoltaic Inverter
KP100L-OD-
Note: Dec,2010
KP100L does not have the compatibility with thin-film module at this moment.
The compatibility is under evaluation.

1
Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Introduction
Thank you for choosing the KP100L Grid Connect Photovoltaic Inverter (hereinafter called "the KP100L"). This
User's Manual (hereinafter called "this manual") describes essential information regarding functions,
performance, and usage of the KP100L.
The KP100L is designed for use in Grid Connect Solar Systems. The installation must always be carried out by
qualified personnel with knowledge of electrical systems and according to national standards for electrical
installations.
The software and the protective functions are not accessible and/or changeable to the user.
•This manual is intended for: Users and Installers of the KP100L
•Read this manual carefully and make sure that you understand it well to ensure that you are using the KP100L
correctly.
•Keep this manual in a safe location so that it is available for reference when required.

2Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Read and Understand this Manual
Read and understand this manual before using the KP100L. Please consult your OMRON representative if you
have any questions or comments.
Warranty and Limitations of Liability
WARRANTY
OMRON's exclusive warranty is that the products are free from defects in materials and workmanship for a period of
five years (or other period if specified) from date of sale by OMRON.
OMRON MAKES NO WARRANTY OR REPRESENTATION, EXPRESS OR IMPLIED, REGARDING
NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR PARTICULAR PURPOSE OF THE PRODUCTS.
ANY BUYER OR USER ACKNOWLEDGES THAT THE BUYER OR USER ALONE HAS DETERMINED THAT THE
PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE. OMRON DISCLAIMS ALL
OTHER WARRANTIES, EXPRESS OR IMPLIED.
LIMITATIONS OF LIABILITY
OMRON SHALL NOT BE RESPONSIBLE FOR SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES, LOSS
OF PROFITS OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH
CLAIM IS BASED ON CONTRACT, WARRANTY, NEGLIGENCE, OR STRICT LIABILITY.
In no event shall the responsibility of OMRON for any act exceed the individual price of the product on which liability
is asserted.
IN NO EVENT SHALL OMRON BE RESPONSIBLE FOR WARRANTY, REPAIR, OR OTHER CLAIMS REGARDING
THE PRODUCTS UNLESS OMRON'S ANALYSIS CONFIRMS THAT THE PRODUCTS WERE PROPERLY
HANDLED, STORED, INSTALLED, AND MAINTAINED AND NOT SUBJECT TO CONTAMINATION, ABUSE,
MISUSE, OR INAPPROPRIATE MODIFICATION OR REPAIR.

3
Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Application Considerations
SUITABILITY FOR USE
OMRON shall not be responsible for conformity with any standards, codes, or regulations that apply to the
combination of products in the customer's application or use of the products.
At the customer's request, OMRON will provide applicable third party certification documents identifying ratings and
limitations of use that apply to the products. This information by itself is not sufficient for a complete determination of
the suitability of the products in combination with the end product, machine, system, or other application or use.
The following are some examples of applications for which particular attention must be given. This is not intended to
be an exhaustive list of all possible uses of the products, nor is it intended to imply that the uses listed may be
suitable for the products:
•Uses involving potential chemical contamination or electrical interference, or conditions or uses not described in
this manual.
•Nuclear energy control systems, combustion systems, railroad systems, aviation systems, medical equipment,
amusement machines, vehicles, safety equipment, and installations subject to separate industry or government
regulations.
•Systems, machines, and equipment that could present a risk to life or property.
Please know and observe all prohibitions of use applicable to the products.
NEVER USE THE PRODUCTS FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY
WITHOUT ENSURING THAT THE SYSTEM AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS,
AND THAT THE OMRON PRODUCTS ARE PROPERLY RATED AND INSTALLED FOR THE INTENDED USE
WITHIN THE OVERALL EQUIPMENT OR SYSTEM.

4Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Disclaimers
PERFORMANCE DATA
Performance data given in this manual is provided as a guide for the user in determining suitability and does not
constitute a warranty. It may represent the result of OMRON's test conditions, and the users must correlate it to actual
application requirements. Actual performance is subject to the OMRON Warranty and Limitations of Liability.
CHANGE IN SPECIFICATIONS
Product specifications and accessories may be changed at any time based on improvements and other reasons.
Consult with your OMRON representative at any time to confirm actual specifications of purchased product.
DIMENSIONS AND WEIGHTS
Dimensions and weights are nominal and are not to be used for manufacturing purposes, even when tolerances are
shown.
ERRORS AND OMISSIONS
The information in this manual has been carefully checked and is believed to be accurate; however, no responsibility
is assumed for clerical, typographical, or proofreading errors, or omissions.
PROGRAMMABLE PRODUCTS
OMRON shall not be responsible for the user's programming of a programmable product, or any consequence thereof.
COPYRIGHT AND COPY PERMISSION
This document shall not be copied for sales or promotions without permission.
This document is protected by copyright and is intended solely for use in conjunction with the product. Please notify
us before copying or reproducing this document in any manner, for any other purpose. If copying or transmitting this
document to another, please copy or transmit it in its entirety.

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Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Safety Precautions
Indications and Meanings of Safety Information
In this user's manual, the following precautions and signal words are used to provide information to ensure the
safe use of the KP100L.
The information provided here is vital to safety. Strictly observe the precautions provided.
Meanings of Signal Words
Meanings of Alert Symbols
Example of symbols
General
Used for general CAUTION, WARNING, or DANGER precautions for which
there is no specified symbol.
High temperature precaution
Used to warn of the risk of minor injury caused by high temperatures.
General
Used for general prohibitions for which there is no specific symbol.
General
Used for general mandatory action precautions for which there is no
specified symbol.
Electric shock precaution
Used to warn of the risk of electric shock under specific conditions.
Always ground
Used to instruct the user to always connect the ground wire when using a
device equipped with a safety ground terminal.
WARNING
CAUTION
Indicates a potentially hazardous situation which, if not
avoided, will result in minor or moderate injury, or may
result in serious injury or death. Additionally there may be
significant property damage.
Indicates a potentially hazardous situation which, if not
avoided, may result in minor or moderate injury, or in
property damage.

6Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Alert Symbols in This Document
Important user information:
Observe the following warnings and cautions when using the KP100L.
Significant property damage may possibly occur. Do not use the product in other
country than the designated country.
Functional lesion by injury and fire damage may possibly occur. Do not remove the
MC cap on the back of the product when you exchange the FAN Assembly.
Ask to the store where you purchased the product or to an authorized service person
when disposing of the product.
Injury by electric shock may possibly occur. Read this manual before installation,
operating and maintenance of the product, and follow the instructions carefully.
Injury by electric shock may possibly occur. Do not open the cover foreside R during
energizing.
Significant injury by electric shock may possibly occur. Do not touch the terminal of
the MC connector. Do not remove the MC connector excluding the instruction of this
manual.
Burn injury may occasionally occur. Do not touch the upper part of the product while
operating or immediately after having turned off power.
Fire damage or functional lesion of internal part may occasionally occur. Do not
obstruct the heat sink or place any objects within 200mm of the heat sink.
Fire damage and malfunction may occasionally occur. Do not use the product that
dropped or applied a strong impact.
Functional lesion by fire damage may occasionally occur. Do not unfasten of the MC
connector and the cable clamp during operating.
The limitation of the output electric power by the ventilation trouble may
occasionally occur. Clean the top and bottom of the heat sink regularly.
Injury or fire by electric shock may possibly occur. Do not open, disassemble,
modify, or repair the cover front and the cover foreside L during operating.
WARNING
CAUTION

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Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Important installer information:
Observe the following warnings and cautions when installing the KP100L..
Significant property damage may possibly occur. Do not use the product in other
country than the designated country.
Significant property damage may possibly occur. Do not use the product with a
mistake of the country setting.
Functional lesion by injury and fire damage may possibly occur. Do not remove the
MC cap on the back of the product when you exchange the FAN Assembly.
Significant property damage may possibly occur. Execute the installation by a
person who has the qualification that authorized by the electric power company in
the region.
Electric shock and significant property damage may possibly occur. Do a correct
connection after confirming the polarity of the cable from the solar modules and
from the grid.
Fire by loose connection of AC terminal block may possibly occur. Confirm there is
no looseness in the screw of the AC terminal block during the maintenance.
When using the product by the state that tightening the screw of AC terminal block is
insufficient, fire by loose connection may possibly occur.
Insert the electric cable in the inner of AC terminal block by using special Rod
terminal and crimping pliers, and tighten the screw by tightening torque of 
1.2-1.5N•m.
Fire by loose connection of the MC connector may possibly occur. Use the
specialized tool for the crimping process of the MC connector. Insert the MC
connector surely until locking.
Injury by electric shock may possibly occur. Read this manual before installation,
operating and maintenance of the product, and follow the instructions carefully.
Injury or functional lesion by electric shock or burn injury may possibly occur. Do
not install the product in places that child's hand reaches.
Injury by electric shock may possibly occur. Do not open the cover foreside R during
energizing.
Significant injury by electric shock may possibly occur. Do not touch the terminal of
the MC connector. Do not remove the MC connector excluding the instruction of this
manual.
Significant injury by electric shock may possibly occur. Do not open the cover
foreside R and not touch the MC connector for three minutes after turning OFF the
breaker of the grid side and the solar module side.
Injury by electric shock may possibly occur. Connect the PE cable to the earth.
WARNING

8Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Burn injury may occasionally occur. Do not touch the upper part of the product while
operating or immediately after having turned off power.
Fire damage or functional lesion of internal part may occasionally occur. Do not
obstruct the heat sink or place any objects within 200mm of the heat sink.
Fire damage and malfunction may occasionally occur. Do not use the product that
dropped or applied a strong impact.
Breakdown of DC input plug may occasionally occur. Do not put the product on
ground with it had the DC input plug side below.
Injury may occasionally occur. Transport and place the product carefully by two
persons or more.
Functional lesion by the fall of the product may occasionally occur. Use the
installation parts and materials that are included in the product.
Functional lesion by fire damage of terminal may occasionally occur. Detach the MC
connector by the state that turns off the breaker of the solar modules side. In the
state that the current flows, inserting and removing of the MC connector is not
allowed.
Break down or deterioration of the solar modules may occasionally occur. Install the
breaker between the transformer and the KP100L when you connect the transformer.
Connect the Neutral of the transformer to the earth.
Breakdown of internal part by static electricity may occasionally occur. Execute
wiring after discharging static electricity.
Functional lesion by fire damage may occasionally occur. Confirm there is no
looseness of the AC cable clamp, the communication cable clamp and the AUX cable
clamp. Confirm the MC connector is locked.
Injury or fire by electric shock may possibly occur. Do not open, disassemble,
modify, or repair the cover front and the cover foreside L during operating
Human hazard by electric shock or property damage by fire damage may
occasionally occur. Mount the enclosed MC caps onto MC connector that is not
used.
Electric shock or fire by the foreign body going into the product may occasionally
occur. Prevent the foreign body from invading from the cover foreside R when
wiring.
Functional lesion by injury and fire damage by the fall of the product may
occasionally occur. Install the product in the location where the weight (41.5kg) of
the product can be endured (the power of 176N•m torque per one screw can be
endured).
CAUTION

9
Grid Connect Photovoltaic Inverte KP100L-OD-USER’S MANUAL
Precautions for Safe Use
To use the product safely, what is executed or should evaded is shown.
Installation
Put the space of 200mm or more between the following.
•Between the product and the ceiling or eave
•Between the product and the floor
•Between the product and right and left wall
When you install the multiple KP100L, put the space of 200mm or more on the side of each KP100L.
Do not install the multiple KP100L vertically.
Do not install in the location where the product receives direct sunlight or rain when you install in outdoor.
Do not install the product in the home or near the place where the person work because the audible noise
generates when the product is oparating.
Transporting
Provide sufficient safety measures, such as scaffolding, to prevent danger during installation work.
Installation and Wiring
Make sure the following points when you install the product.
(1) Use the accessories included with KP100L.
(2) Make sure there is neither danger nor malfunction by the peripheral and the wire, etc. 
other than the accessory.
•When wiring to the AC terminal block, do not insert two or more wires into one terminal.
•Use the wire of the diameter that corresponds to the capacity of the Solar modules. 
Fire or smoke from fire may occur.
•IP65 performance can not be provided, if you don't follow these instructions:
(3) Use the cable of 18.5-20.5mm when you use the rubber bush of one hole for the AC cable clamp.
(4) Use the five cables of 3.5-4.0mm when you use the rubber bush of five holes 
for the AC cable clamp.
(5) Use the cable of 4mm for the communications cable and the AUX cable.
(6) Tighten the cable clamp.
(7) Tighten the screws of the cover foreside R by tightening torque 1.5-1.7 Nm.
(8) Make sure the wire doesn't come off the terminal block after wiring the communication wire and the
AUX wire to the terminal block.
Exchanging Fans (FAN Assembly)
Make sure the following precautions when exchanging FAN Assembly.
(1) Exchange the FAN Assembly after turning off the breaker of the grid side and the Solar module side
and 3 minute or more pass. Electric shock and injury may occur.
(2) Use the specified FAN Assembly.
(3) Make sure the mounting direction of the FAN Assembly
(4) Tighten the screw correctly by tightening torque 1.5-1.7Nm after exchanging FAN Assembly.
(5) Connect each connector of the FAN Assembly to the product correctly.