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Clip-on (window) measuring transformer for primary rated currents of 2000 A, secondary current 5 A, rated power 30 VA, supplied in accuracy class 0.5S, ONKA.
ONKA TK10020005312 is a reliable clip-on/window current transformer designed for indirect measurement of sinusoidal alternating current. It converts high primary current into a standardized secondary current of 5 A, enabling safe connection of measuring devices, protective, and automation systems.
Technical specifications
| Parameter | Value |
|---|---|
| Primary rated current | 2000 A |
| Secondary current | 5 A |
| Inner diameter / busbar mounting | 100 mm |
| Rated power | 30 VA |
| Accuracy class | 0.5S |
| Mounting type | Clip-on / window type (with mounting brackets included) |
| Usage | Indirect current measurement in distribution cabinets, panels, and industrial devices |
Description
The transformer converts primary current up to 2000 A into secondary current 5 A, enabling precise and safe connection:
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measuring devices and ammeters
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protective and automation systems
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monitoring devices and load management systems
Thanks to the accuracy class 0.5S, it provides reliable and stable measurements, suitable for commercial and industrial energy monitoring systems.
Mounting on a 100 mm busbar ensures quick and practical installation, suitable for standard panels and distribution cabinets.
Advantages
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Primary current up to 2000 A – suitable for high-current distribution systems
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Standard secondary current 5 A – compatible with most measuring devices
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Accuracy class 0.5S – reliable and precise measurement
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Rated power 30 VA – sufficient to power secondary circuits
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Easy installation – clip-on/window design with mounting brackets
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Versatile use – suitable for distribution cabinets, industrial, commercial, and municipal systems
Recommended use
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Industrial and commercial distribution cabinets
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Electricity measurement and load monitoring systems
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Connecting ammeters, meters, protective and automation systems
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Current load control and consumption monitoring in high-current networks
Online card payment - after completing your order you will be redirected to the payment gateway, a payment confirmation will be sent to your email
COD - you pay according to the payment order to the carrier's driver
By bank transfer - no later than the next working day, you will receive a pro forma invoice to your email containing the account number that you will enter when making the payment.
On invoice - this payment option is available to partners who have a signed framework agreement with our company.
If you want to use the last 2 methods, call our manager and he will give you instructions on how to receive an invoice with or without VAT.
The electrical equipment we supply meets high quality standards, has a 24-month warranty and meets all EU requirements.
We also have free shipping (for orders over 100 EUR), a flexible system of discounts and promotions. The technical knowledge and experience of our employees allows us to provide quality advice and, if necessary, offer alternatives to electrical products.
The electrical equipment we supply meets high quality standards, is covered by a 24-month warranty, and meets all EU requirements.
In the event of a complaint, the return of goods is not charged.
