Table 2: List of recommended part
Item Specification Manufacturer Remarks
Circuit breaker Rated current: 15 [A]
Single phase: EA32AC-15
(Fuji Electric)
Conforms to IEC regulations
and approved by UL
Noise filter
Single phase:
250 [VAC], 10 [A]
FN2070-10/07
(SCHAFFNER)
Surge absorber –
R-A-V781BWZ-4
(Okaya electric)
Ferrite core 1 －
E04RA400270150
(Seiwa Electric MFG)
Ferrite core 2 －
E04SR301334
(Seiwa Electric MFG)
For the Terminal
Ferrite core 3 –
E04SR211132
(Seiwa Electric MFG)
Conformity with Underwriters Laboratories Standards
The Megatorque Motor and the EDC Driver Unit are qualified products for the following UL Standard for
safety.
Table 3
Subject Qualified regulation File No.
Megatorque Motor
UL1004-1 E216970
Driver Unit
UL508C E216221
Conditions to Meet UL Standards
Be sure to meet the following as they are the supplementary conditions for the qualification.
Environmental conditions
The Driver Unit must be used in the environmental condition of Pollution Degree1 or 2 as specified
by IEC60664-1. The Driver Unit shall be installed into a control panel with the structure that does not
allow penetration of water, oil or dust (IP54).
Power source
・ The EDC Driver Unit shall be used in environmental condition of “Over-voltage category III” as
specified by IEC60664-1.
・ Suitable for use on a circuit capable or delivering not more than 5,000 rms symmetrical amperes,
240 [V] maximum.
Circuit breaker
Install a circuit breaker (rated 15[A]) that conforms the UL safety standard between the power source
and the Driver Unit. (Please refer to Table 2 above for the specifications.)
Protective Grounding
Be sure to ground the protective grounding terminal of the EDC Driver Unit to the protective ground
(PE) of the control panel for a measure against electrical shock.
Wiring
・ Use 60/75 [°C] CU wire only (For models except for M-EDC-PN3 and M-EDC-PN4 Series),
Use 75 [°C] CU wire only (For models M-EDC-PN3 and M-EDC-PN4 Series).
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