Frequently Asked Questions

We have summarized frequently asked questions. Please check before making inquiries.

Wiring Duct (KD Series)

About materials and properties

Q.Have you obtained UL?
A.Yes. You can confirm our certification from the UL website.
Enter the file number at the website address below
Product certification No. : E 139917. Resin certification No. : E 171549
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/gfilenbr.html
Q. I have an application with an operating temperature higher than 50°C - do you have a heat resistant duct?
A.The ECO wiring duct series (KDEP, KDE) has a temperature rating of 100°C. For details, please see “Non-halogen Flame Retardant PP Duct (KDEP Series)
Q. Is it possible to use the ducts outdoors?
A.PVC has excellent weather resistance, but it is assumed to be used indoors (or within a cabinet). Please refrain from using it in outdoor exposed applications.
Q.Do you have oil resistant and chemical resistant ducts?
A.Excellent oil resistance and chemical resistance are general material properties of rigid vinyl chloride.

About specifications

Q.Do you sell types without side holes?
A.Yes. For details, please refer to “Wiring Duct (KD Series)” “Type without wiring holes can also be prepared”.
Q.What are the features of side hole type wiring ducts?
A.For details, please refer to “Side hole type features” in “Wiring Duct (KD series)“.
Q.Can you cut wiring ducts to the necessary length and drill holes?
A.Yes. For details, please refer to “Wiring duct processing services“.
Q.Is there a basis for the number of wires that can be housed?
A.It is calculated based on the wire housing rate based on the standard certification of UL1565.
Q.What size is AWG 14?
A.Diameter: 1.92 mm Cross-sectional area: 3.54 mm2 It is equivalent to 2 sq.
Q.What is the weight per wiring duct?
A.For details, please refer to “Weight / Packing Size” in “Wiring Duct (KD Series)
Q.Is there any color other than gray or ivory for wiring ducts?
A.We can paint ducts blue or black. For details, please refer to “Wiring Duct Customizing Service“.
Q. What is the meaning of the printing on the ducts?
A.duct
Q. Is there a size chart for wiring duct boxes?
A.This is described in the “Delivery Specifications”.

Other

Q.Can you issue a Certificate of non-applicability for wiring ducts (parameter sheet)?

A.Yes. For issuance, please ask at your sales office or fill out the issuance request form on the “Contact us” page.

Q.Can I obtain products overseas?
A.We do not have any overseas branches or local agencies. Depending on the country, our agents in Japan can provide support, so please contact us. For inquiries, please call 052-821-7710.
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