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1.PRE-OPERATION INSTRUCTIONS
1.1 Unpacking and Product Confirmation
Take the option unit out of the package, check the unit name, and confirm that the product is as you ordered and
intact.
This product is an plug-in option unit designed for exclusive use in the Mitsubishi FR-
A500(L)/
V500 series
transistorized
inverter.
Functions available differ between FR-A500(L)/F500(L) series and FR-V500 series,
always check before using. This product can not be used with FR-F500(L) series.
SERIAL number check
• This product may be used with the FR-A500 series manufactured in and after February 1998. Any of the
models may be used with this unit if its SERIAL number indicated on the rating plate and package has the
following version or later.
SERIAL is made up of 1 version symbol, 1 alphabet letter or numeric character indicating month, and 7
numeric characters indicating the year and control number as shown below. (Only the first three digits of the
control number are printed on the package.)
SERIAL number
U
8
2
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Symbol Year Month Control number
Model
SERIAL Number
Model
SERIAL Number
FR-A520-0.4K, 0.75K
U82
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FR-A540-0.4K to 3.7K
L82
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FR-A520-1.5K to 11K
T82
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FR-A540-5.5K, 7.5K
K82
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FR-A520-15K to 22K
U82
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FR-A540-11K to 22K
L82
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FR-A520-30K to 55K
K82
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FR-A540-30K to 55K
D82
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