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- Part number
- EZ9F34363
- Model no
- Easy9 MCB
In stock · 50+
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· From Türkiye
0
Schneider Electric EZ9F34363 Easy9 MCB 3P 63A 4.5kA Type C Miniature Circuit Breaker
Description
About the Easy9 MCB
About the Easy9 MCB
The Schneider Electric EZ9F34363 is a 3-pole 63A miniature circuit breaker from the Easy9 series, rated at 400V AC with a breaking capacity of 4,500A (4.5kA). Designed for DIN rail installation in residential distribution boards and light commercial panels, the EZ9F34363 provides reliable overcurrent and short-circuit protection in a compact modular format suited to modern electrical installations.
Applications & Use Cases
- Residential distribution: Final circuit protection in consumer units and domestic distribution boards.
- Light commercial installations: Overload and short-circuit protection for office lighting, HVAC, and general power circuits.
- DIN rail panels: Modular form factor integrates seamlessly into standard 35mm DIN rail enclosures.
- Building services: Suitable for protecting three-phase loads in small commercial premises, apartment blocks, and communal areas.
Frequently Asked Questions
What is the breaking capacity of the EZ9F34363?
The Schneider Electric EZ9F34363 has a breaking capacity (Icu) of 4,500A (4.5kA) at 400V AC, making it suitable for installations with moderate prospective short-circuit currents typical of residential and light commercial networks.
How wide is the EZ9F34363 on a DIN rail?
The Easy9 MCB range uses standard modular widths. The 3-pole EZ9F34363 occupies a 3-module (54mm) footprint on a 35mm DIN rail, consistent with the Easy9 series format.
Is the EZ9F34363 suitable for three-phase circuits?
Yes. The EZ9F34363 is a 3-pole MCB rated at 400V AC and is designed to protect three-phase circuits up to 63A with simultaneous disconnection of all three live conductors.
Specification
Full specification
Main 12
| Range | Easy9 |
|---|---|
| Device application | Distribution |
| Product or component type | Miniature circuit-breaker |
| Device short name | Easy9 MCB |
| Poles | 3P |
| Number of protected poles | 3 |
| [In] rated current | 63 A |
| Network type | AC |
| Trip unit technology | Thermal-magnetic |
| Curve code | C |
| Breaking capacity | 4500 A Icn at 230 V AC 50/60 Hz conforming to IEC 60898-1, 4500 A Icn at 400 V AC 50/60 Hz conforming to IEC 60898-1 |
| Suitability for isolation | Yes conforming to IEC 60898-1 |
Complementary 21
| Network frequency | 50/60 Hz |
|---|---|
| [Ue] rated operational voltage | 400 V AC 50/60 Hz |
| Magnetic tripping limit | 5...10 x In |
| [Ics] rated service breaking capacity | 4.5 kA 100 % x Icn at 400 V AC 50/60 Hz conforming to IEC 60898-1 |
| [Ui] rated insulation voltage | 500 V AC 50/60 Hz conforming to IEC 60898-1 |
| [Uimp] rated impulse withstand voltage | 4 kV conforming to IEC 60898-1 |
| Contact position indicator | Yes |
| Control type | Toggle |
| Local signalling | Without |
| Mounting mode | Clip-on |
| Mounting support | DIN rail |
| 9 mm pitches | 6 |
| Height | 81 mm |
| Width | 54 mm |
| Depth | 66.5 mm |
| Colour | Grey (RAL 7035) |
| Mechanical durability | 10000 cycles |
| Electrical durability | 4000 cycles |
| Connections - terminals | Tunnel type terminal (top or bottom) 1…25 mm² flexible, Tunnel type terminal (top or bottom) 1…35 mm² rigid |
| Tightening torque | 3.5 N.m top or bottom |
| Earth-leakage protection | Without |
Environment 8
| Standards | IEC 60898-1 |
|---|---|
| Product certifications | GOST-R |
| IP degree of protection | IP20 conforming to IEC 60529 |
| Pollution degree | 2 |
| Tropicalisation | 2 |
| Relative humidity | 95 % at -25…60 °C |
| Ambient air temperature for operation | -25…60 °C |
| Ambient air temperature for storage | -40…85 °C |
Show all 71 specifications ↓ Show less ↑30 more values in Identification, Contractual warranty, Logistics.
Identification 7
| Part number | EZ9F34363 |
|---|---|
| Type designation | Easy9 MCB |
| Brand | Schneider Electric |
| Condition | New, factory sealed |
| Source | Schneider Electric and its authorised distributors |
| Warranty | Manufacturer warranty |
| Lifecycle status | Active, in production |
Contractual warranty 1
| Warranty (in months) | 18 |
|---|
Logistics 22
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 7.500 cm |
| Package 1 Width | 5.400 cm |
| Package 1 Length | 8.500 cm |
| Package 1 Weight | 364.000 g |
| Unit Type of Package 2 | BB1 |
| Number of Units in Package 2 | 4 |
| Package 2 Height | 8.500 cm |
| Package 2 Width | 9.000 cm |
| Package 2 Length | 23.000 cm |
| Package 2 Weight | 1.527 kg |
| Unit Type of Package 3 | S03 |
| Number of Units in Package 3 | 48 |
| Package 3 Height | 30.000 cm |
| Package 3 Width | 30.000 cm |
| Package 3 Length | 40.000 cm |
| Package 3 Weight | 19.006 kg |
| Shipping weight | 0.411 kg |
| Ships from | Türkiye |
| Dispatch | 16 Nov |
| Stock | In stock |
Source: manufacturer data · Last verified: 30 Oct 2026
Documents
Documents for EZ9F34363
No documents are on file for this part yet.
Ask us for the datasheet
Certifications
Certifications and standards
- IEC 60898-1
Quick answers
Questions about the Easy9 MCB
What is the rated current of Easy9 MCB?
The rated current of Easy9 MCB is 63 A.
Which supply voltage is Easy9 MCB rated for?
The rated operational voltage of Easy9 MCB is 400 V AC.
What is the HS code of Easy9 MCB for customs?
The tariff (HS) code on file for Easy9 MCB is 853620.
Where does Easy9 MCB ship from, and how fast?
Easy9 MCB ships from Türkiye. Shipping calculated at checkout · import duties and taxes paid on arrival. Stock items are dispatched within 1–2 business days.
Guides
Guides for MCB
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Reviews
Customer reviews
Series
Schneider Electric Schneider Easy9
- Brand
- Schneider Electric
- Series
- Schneider Easy9
