Small three-phase meter transformer (current transformer CT, potential transformer PT) 'KBU-□□'
KBU-□□
A three-phase transformer that can step down voltage! Compatible with 220V to 440V! Please use it first. Instruments for distribution boards, control panels, distribution panels, and panels.
KBU-□□ is our company's transformer (PT). The primary voltage can be applied from 220 to 440V and can be converted to 110V or 220V. It has a built-in fuse for product protection. The size and rated load have been reduced compared to the existing KBO, making it user-friendly. For inquiries, please contact "lightstar_1979@yahoo.co.jp".
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basic information
【Specifications】 - Class: 1.0 class - Rated load: 3P4W=15VA (5VAx3) 3P3W=15VA (7.5VAx2) - Rated voltage: According to voltage classification - Frequency: 60Hz - Overvoltage multiple: 1.1Vn Continuous / 1.9Vn 30s - Insulation resistance: Withstands 3kV for 1 minute - Induced insulation resistance: Withstands 120Hz, double the rated voltage for 1 minute - FUSE rating: 500V, 2A - Material of the main body: Flame-retardant case and polyester flame-retardant resin filling - Dimensions: 82×120×97.5 (Width×Height×Depth. Unit: mm)
Price information
KBU-□□: 8,400 yen (3P3W) KBU-□□: 10,650 yen (3P4W)
Price range
P1
Delivery Time
※There is an agency in Yokohama, Japan, that has stock available.
Applications/Examples of results
It is a transformer for measuring instruments used for 3-phase power. It is used to step down the voltage.
Detailed information
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This is how to place an order for KBU-□□. Please use it as a reference.
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This is the specification for KBU-□□. Please refer to it.
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This is the KBU-□□ outline drawing. Please refer to it.
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This is the wiring diagram for KBU-□□. Please refer to it.
Line up（2）
| Model number | overview |
|---|---|
| KBU-1□ | ・Circuit 3P3W・Load 15VA ・Class 1.0 ・Dimensions: 82×120x97.5 (Width×Height×Depth. Unit: mm) ・Material of the main body: Flame-retardant case and polyester flame-retardant resin filling |
| KBU-2□ | ・Circuit 3P4W・Load 15VA ・Class 1.0 ・Dimensions: 82×120x97.5 (Width×Height×Depth. Unit: mm) ・Material of the main body: Flame-retardant case and polyester flame-retardant resin filling |
catalog（1）
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Company information
Our company was founded in 1979 and has grown from producing early analog (needle-type) instruments to digital instruments, as well as products that allow for the observation of electrical data via wireless and the internet. This development reflects the strong commitment of our employees to walk alongside our customers. Additionally, we are making proactive investments in technology development at our affiliated research institute and are thoroughly operating our business processes with a customer-centric approach. We are dedicated to meeting the diverse needs of our customers through more differentiated services. In our case, we have become well-known in South Korea for our measuring instruments (analog, digital meters, and CT, VT). We have been exporting to Japanese companies for over a decade, and we have registered with Ipros to introduce our products to more Japanese customers. In 2022, we registered as a corporation in Tokyo and have since relocated our corporate office to Osaka under the name "LIGHTSTAR JAPAN." We also have Japanese staff on-site, and we look forward to serving you.
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