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MERSEN FUSE MV3 630A/185mm 3P1 1.310.000 1.310.000
NH fuse-switch disconnector MULTIVERT® Size 3 630A featuring 3×1-pole switching, direct mounting on 185mm bus bar system, and M12 screw insert nuts for secure installation.
£259.48
Why Choose the Mersen W1023220 MULTIVERT® NH Fuse Switch Disconnector?
The Mersen W1023220, catalogue number 1.310.000, is a genuine MULTIVERT® NH vertical fuse switch disconnector engineered for demanding low-voltage power distribution systems. Rated at 630 A, it is designed for NH Size 3 fuse-links and features a 3 × 1-pole switching configuration with M12 insert nut cable termination for secure and reliable conductor connections.
Designed for installation on 185 mm busbar systems, the W1023220 combines safe switching, isolation and overcurrent protection within a compact modular assembly. The MULTIVERT® platform allows rapid installation, simplified maintenance and excellent operator protection, making it an ideal choice for industrial switchboards, commercial distribution panels and OEM switchgear manufacture.
Its compact installation depth of approximately 123 mm helps maximise cabinet space while maintaining full compliance with international standards including IEC/EN 60269-2 and IEC 60947-3.
Key Advantages
- Genuine Mersen MULTIVERT® fuse switch disconnector.
- 630 A conventional thermal current rating.
- Designed for NH Size 3 fuse-links.
- 3 × 1-pole switching configuration.
- M12 insert nut cable termination.
- Compatible with 185 mm busbar systems.
- Compact 123 mm installation depth.
- Modular design for straightforward installation and servicing.
Key Features
- Genuine Mersen MULTIVERT® switch disconnector.
- Model: W1023220.
- Catalogue number: 1.310.000.
- Rated current: 630 A.
- Rated operational voltage: 690 V AC.
- Frequency: 50 / 60 Hz.
- Three single-pole switching arrangement.
- M12 insert nut cable connection.
Reliable High-Current Switching Performance
The Mersen W1023220 delivers dependable switching, isolation and fuse protection for high-current electrical installations. Its modular MULTIVERT® construction simplifies installation onto standard 185 mm busbar systems while providing excellent accessibility for maintenance and future expansion.
Designed for industrial environments, the unit provides secure M12 insert nut cable termination and reliable long-term performance in power distribution cabinets, switchboards and transformer applications where safety and durability are essential.
Typical Applications
- Industrial low-voltage switchboards.
- Commercial power distribution systems.
- Transformer substations.
- OEM switchgear manufacture.
- Main incoming and feeder circuits.
- Industrial manufacturing facilities.
Technical Specifications
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| 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 | W1023220 | |
| Catalogue No | 1.310.000 | |
| Description | NH fuse-switch disconnector MULTIVERT® Size 3 630A 3x1-Pole switching Bus bar system 185mm Screw M12 insert nuts | |
| EAN/UPC Code | 9008567000274 | |
| 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 | 5.38 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 | 5.38 kg | |
| Conventional Free Air thermal Current - Solid Links | 800 A | |
| HS Code | 85365080 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen W1023220 used for?
It is a MULTIVERT® NH fuse switch disconnector designed for switching, isolation and overcurrent protection in industrial low-voltage power distribution systems.
What is the current rating?
The W1023220 has a conventional thermal current rating of 630 A.
Which fuse-links are compatible?
It is designed for NH Size 3 fuse-links manufactured in accordance with IEC/EN 60269-2.
What cable connection does it use?
The switch disconnector features three M12 insert nut cable terminations for secure conductor connections.
Which busbar systems is it designed for?
The W1023220 is designed for installation on standard 185 mm busbar systems.
Trusted for Industrial Power Distribution
Mersen MULTIVERT® fuse switch disconnectors are trusted worldwide by switchboard manufacturers, utilities and industrial engineers for dependable switching performance, reliable circuit protection and long-term operation in demanding electrical distribution systems.
