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Residual Current Breakers with Overcurrent Protection (RCBO)

Compare VIOX RCBO series by rated current, pole configuration, breaking capacity and rated residual operating current for combined circuit protection.

حماية مجمعةLeakage and overcurrent

خيارات الأقطابConfirm by series

قدرة الكسرمطابقة مستوى تيار القصر

الحساسيةConfirm IΔn by model

VIOX RCBO SERIESنطاق المنتجات المنشورة

What is an RCBO?

An RCBO combines residual-current detection with overload and short-circuit protection in one device. It can disconnect the circuit when earth leakage or an overcurrent fault exceeds the device operating characteristics.

Selection must consider both protection functions. Rated current, breaking capacity, pole arrangement, trip curve, rated residual operating current and residual-current type must match the circuit and connected load.

دائرة كهربائية طبيعيةLoad current and current balance remain within the selected characteristics.
تم اكتشاف عطلThe device responds to residual current, overload or short circuit according to its design.
فتح الدائرةThe RCBO interrupts the affected circuit after the operating conditions are met.

How to choose an RCBO

Check the overcurrent and residual-current characteristics together, then verify the exact product datasheet.

التيار المقنن ومنحنى الفصل

Match the circuit load, conductor capacity and expected inrush behaviour.

قدرة الكسر

Choose a rating suitable for the available prospective fault current.

حساسية التيار المتبقي

Match IΔn and residual-current type to the protection objective and connected equipment.

تكوين العمود

Confirm the protected poles, neutral arrangement and circuit voltage.

Combined protection functions

Exact functions and ratings vary by series. Confirm all protection characteristics on the product page or datasheet.

IΔnResidual-current detection
I>الحماية من التحميل الزائد
I≫الحماية من قصر الدائرة الكهربائية
Read the RCBO selection guide

Compare published RCBO series

الخلايا الفارغة تعني أن القيمة غير متوفرة في ملخص المنتج الحالي. افتح صفحة الطراز أو اطلب ورقة البيانات الخاصة به قبل التحديد.

السلسلةالقطبينالتيار المقننقدرة الكسرالحساسية
VIOX V50L-32G
VIOX VL16-401ص+ن
VIOX VRO1-40
VIOX VRO10-632P63A10KA
VIOX VRO3-401ص+ن
VIOX VRO5-80
VIOX VRO6-634P6-63 أمبير
VIOX VRO7-631ص+ن

RCBO Selection Questions

إجابات سريعة للمقارنة الأولية بين عائلات المنتجات قبل إجراء التحقق التفصيلي من الدائرة.

What protection does an RCBO provide?

An RCBO combines residual-current protection with overload and short-circuit protection. The exact ratings and residual-current characteristics vary by model.

How is an RCBO different from an RCCB?

An RCCB is selected for residual-current protection and normally requires separate overcurrent protection. An RCBO combines residual-current and overcurrent protection in one device.

Which RCBO ratings should be checked?

Confirm rated current, poles, circuit voltage, breaking capacity, trip curve, rated residual operating current and residual-current type.

Can every RCBO be used on a DC circuit?

No. Use only a model whose voltage, polarity, poles and AC or DC ratings are explicitly suitable for the circuit.

Does RCBO type matter with electronic loads?

Yes. Connected electronic equipment can affect the residual-current waveform, so the correct device type must be selected from the product documentation and applicable installation rules.

Need the Right RCBO?
دعنا نتأكد من ذلك معاً.

Send the circuit voltage, rated current, poles, breaking capacity, sensitivity, connected loads, quantity and target market. VIOX will help identify the relevant published series.

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