Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
MERSEN FUSE MV3 630A/185mm 3P1 1.320.900 1.320.900
NH fuse-switch disconnector MULTIVERT® Size 3 630A 3×1-Pole switching Bus bar system 185mm V-terminal x2 designed for robust power distribution and reliable isolation up to 630A.
£462.28
Why Choose the Mersen Y1023222 MULTIVERT® Fuse Switch Disconnector?
The Mersen Y1023222 is a heavy-duty NH vertical fuse switch disconnector from the MULTIVERT® 630 A series, engineered for safe switching, dependable isolation and effective overcurrent protection in demanding low-voltage power distribution systems. It is designed for direct installation onto 185 mm busbar systems, making it ideal for industrial switchboards, power distribution cabinets and OEM electrical equipment.
This model features a 3 × 1-pole switching configuration, allowing each phase to be switched independently for enhanced flexibility during installation and maintenance. It is equipped with dual V-terminal cable connections (V-terminal ×2), providing secure termination for high-current conductors while supporting flexible cable arrangements.
Rated at 630 A and 690 V AC, the Y1023222 is designed for NH Size 3 fuse-links in accordance with IEC/EN 60269-2. Its modular MULTIVERT® construction enables rapid installation, excellent accessibility and dependable long-term performance within demanding industrial environments.
Key Advantages
- Heavy-duty NH fuse switch disconnector for industrial power distribution.
- 630 A rated current.
- 690 V AC IEC rated voltage.
- Designed for NH Size 3 fuse-links.
- Direct installation onto 185 mm busbar systems.
- 3 × 1-pole switching for independent phase operation.
- Dual V-terminal cable connections for flexible installation.
- Compact modular construction simplifies installation and servicing.
- Suitable for demanding industrial power distribution applications.
Key Features
- Mersen MULTIVERT® 630 A series.
- 630 A conventional free-air thermal current.
- 690 V AC IEC rated voltage.
- NH Size 3 fuse compatibility.
- Three-pole construction.
- 3 × 1-pole switching configuration.
- Dual V-terminal cable connections (V-terminal ×2).
- Designed for 185 mm busbar systems.
- 50 / 60 Hz operation.
- Compact installation depth of approximately 123 mm.
Reliable Switching for High-Current Power Distribution
The Mersen Y1023222 provides dependable load switching, circuit isolation and overcurrent protection for demanding industrial electrical systems. Its independent single-pole switching design offers greater flexibility during maintenance, while the dual V-terminal connections simplify cable routing in high-current installations.
Designed specifically for 185 mm busbar systems, the MULTIVERT® modular platform delivers excellent mechanical strength, easy installation and reliable long-term performance within low-voltage power distribution applications.
Typical Applications
- Industrial switchboards.
- Power distribution cabinets.
- Motor control centres.
- OEM electrical equipment.
- Commercial electrical infrastructure.
- Heavy industrial power distribution systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Mounting Type | Busbar system 185 mm | |
|---|---|---|
| Current | 630 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | Fuse switch disconnector | |
| Voltage | 690 V | |
| Item number | Y1023222 | |
| Catalogue No | 1.320.900 | |
| Description | NH fuse-switch disconnector MULTIVERT® Size 3 630A 3x1-Pole switching Bus bar system 185mm V-terminal x2 | |
| EAN/UPC Code | 9008567000922 | |
| Frequency (Hz) | 50 ... 60 Hz | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 630 A | |
| Utilization Category | AC 23 B @ Ue = AC 400 V; Ie = 630 A AC 22 B @ Ue = AC 500 V; Ie = 630 A AC 21 B @ Ue = AC 690 V; Ie = 630 A | |
| Switchability | 3x1-pole switching | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Short Circuit Current Rating (SCCR) | 80kA@Ue = AC 400 V; Ie = 630 A / 80kA@Ue = AC 500 V; Ie = 630 A / 80kA@Ue = AC 690 V; Ie = 500 A | |
| Fuse Size | 3 | |
| Number of Poles | 3-Pole | |
| Degree of Pollution | 3 | |
| Rated Impulse Withstand Voltage | 12 kV | |
| Rated Insulation Voltage | 1000 V | |
| Rated SC Withstand | 12.6 kA / 1 s | |
| Max Power dissipation of Fuse Links Pn | 48 W | |
| Max Power dissipation of Solid Links Pn | 17.5 W | |
| Power Dissipation by Ith without Fuse-Links | 95 W | |
| Rated short circuit making capacity with solid links Icm | 16 kA | |
| Installation Mounting | Bus bar system 185 mm | |
| Product Width | 98 mm | |
| Product Length | 190 mm | |
| Product Height | 685 mm | |
| Sell Pack Quantity | 1 EA | |
| Sell Pack Weight | 6.89 kg | |
| Sell Pack Width | 100 mm | |
| Sell Pack Length | 688 mm | |
| Sell Pack Height | 195 mm | |
| Product group | IEC Fuse Switch Disconnectors | |
| Conventional Free Air thermal Current With Fuse-Links Ith | 630 A | |
| Product Weight | 6.89 kg | |
| Conventional Free Air thermal Current - Solid Links | 800 A | |
| HS Code | 85365080 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen Y1023222 used for?
The Y1023222 is an NH Size 3 fuse switch disconnector designed for switching, isolation and overcurrent protection in industrial low-voltage electrical distribution systems.
Which fuse size is compatible?
The unit is designed for NH Size 3 fuse-links.
What are the current and voltage ratings?
The Y1023222 is rated at 630 A with a maximum operating voltage of 690 V AC.
What cable connection does it use?
The fuse switch disconnector is equipped with dual V-terminal cable connections (V-terminal ×2) for flexible high-current conductor termination.
Which busbar system is required?
The unit is designed for installation onto a 185 mm busbar system.
Trusted for Industrial Power Distribution
Mersen MULTIVERT® fuse switch disconnectors are trusted by panel builders, OEMs and electrical engineers worldwide for delivering dependable switching, safe isolation and reliable circuit protection in demanding low-voltage electrical installations.
