Photos show the actual item you will receive.
Product details
About this part
The FUJI ELECTRIC BU-ECA 3020 20AMP 240VAC CIRCUIT BREAKER is made by FUJI ELECTRIC and identified by manufacturer part number BU-ECA 3020.
This listing is for the exact part number stated above. Compare the part number, condition and photos with your equipment before ordering.
Condition
This item is listed as Used. Previously used. See condition notes and photos.
The photos are part of the description — check them for labels, connectors, markings and any visible wear.
What's included
1 × FUJI ELECTRIC BU-ECA 3020 20AMP 240VAC CIRCUIT BREAKER.
Only the items listed here or clearly shown in the photos are included. Cables, manuals, mounting hardware and accessories are not included unless stated.
Identification & compatibility
Check the manufacturer (FUJI ELECTRIC), the part number (BU-ECA 3020) and the photos against your equipment. If you are not sure this is the right part, contact us before you order.
Price match
Found an identical item for less at a fixed price elsewhere? Contact us before you buy with the details, and we will review it.
Important information
Product information is based on what is available for this specific item. Where specifications or compatibility are critical to your application, confirm them before purchase.
- Brand
- FUJI ELECTRIC
- Part number
- BU-ECA 3020
- Model
- BU-ECA 3020
- Country of Origin
- Japan
- Manufacturer
- Fuji Electric Co., Ltd., Japan
- Series
- BU-ECA
- Catalog number
- BU-ECA 3020
- Rated current
- 20 A
- Rated voltage
- 240 VAC
- Poles
- 3
- Interrupting rating (UL label)
- 10 kA sym. at 240 V, 50/60 Hz
- Interrupting rating (IEC 157-1 label)
- 5 kA at 380 V, 10 kA at 220 V, 50/60 Hz
- Wire connector
- BU-TA100, 60/75 °C Cu/Al, 14-1/0 AWG, 50 lb-in
- Trip test
- Push to Trip button
- Mounting
- Vertical or horizontal (label)
- Listing
- UL listed, issue no. L-2358
- Condition
- Used
The Fuji Electric BU-ECA 3020 is a 3-pole, 20 A, 240 VAC circuit breaker from the Fuji Electric BU-ECA series, made in Japan. The catalog number is also written BU-ECA3020. Fuji Electric sells its BU series as molded case circuit breakers (MCCB). This unit has a 20 A handle, a red Push to Trip button, and LINE and LOAD terminals with box-type wire connectors.
What does the label say?
Cat. No. BU-ECA 3020, 20AMP., 240VAC 3Pole. Interrupting rating (sym. amps): 240 V 10K 50/60 Hz. Wire connector Cat. No. BU-TA100, 60/75 °C wire Cu/Al, 14-1/0 AWG, torque value 50 lb-in. The UL label reads Underwriters Laboratories listed, circuit breaker 3 pole unit, issue no. L-2358, Fuji Electric Co., Ltd., Japan.
What is the IEC rating?
The right-hand label is marked IEC 157-1 (P.1) with an interrupting rating of 5K at 380 V and 10K at 220 V, 50/60 Hz.
How can it be mounted?
A label on the breaker reads "Installation only vertical or horizontal". Line terminals are at the top and load terminals at the bottom.
What is in the photos?
The breaker from the front, both sides and the load end, with close-ups of the rating labels, the UL label and the Push to Trip button. A round "SEALED" sticker is on one side. Condition: used.
- Ships from
- Israel
- Tracking
- Included on every order
Import duties and taxes may apply in your country and are paid by the buyer on delivery.
- Returns
- Not accepted
Return terms differ from item to item — this item's own policy is shown above.
Whatever it says, an item that arrives faulty or not as described is covered: tell us within 30 days of delivery and we will refund or replace it.
Consumers in the EU, the UK and Israel keep their legal right to cancel within 14 days. Full details and the return request form are on our Returns and warranty page.
Questions about this part
What is the Fuji Electric BU-ECA 3020?
A Fuji Electric BU-ECA series circuit breaker with 3 poles, rated 20 A at 240 VAC.
What is its interrupting rating?
The label gives 10 kA symmetrical at 240 V, 50/60 Hz. The IEC 157-1 label gives 5 kA at 380 V and 10 kA at 220 V.
What wire size does it take?
The BU-TA100 wire connectors take 14 to 1/0 AWG copper or aluminum wire rated 60/75 °C, tightened to 50 lb-in.
Is it UL listed?
Yes. The label reads Underwriters Laboratories listed, circuit breaker 3 pole unit, issue no. L-2358.
What does the Push to Trip button do?
It trips the breaker mechanically, so the trip mechanism can be checked without an overload.
Can it be mounted horizontally?
Yes. The label on the breaker reads "Installation only vertical or horizontal".
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