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MERSEN FUSE MV3 630A/185mm 3P3 1.370.900 1.370.900
The NH fuse-switch disconnector MULTIVERT® Size 3 630A enables reliable and safe power distribution in demanding industrial installations, supporting 1×3-pole switching with a robust bus bar system at 185mm spacing. Dual V-terminals offer flexible and secure cable connections, ensuring quick installation and consistent electrical performance.
£475.87
Why Choose the Mersen F1023252 MULTIVERT® NH Fuse Switch Disconnector?
The Mersen F1023252, catalogue number 1.370.900, is a robust MULTIVERT® NH fuse switch disconnector engineered for safe switching, isolation and overcurrent protection in industrial low-voltage power distribution systems. Designed for installation on 185 mm busbar systems, this Size 3, 630 A, three-pole fuse switch disconnector provides dependable performance for switchboards, distribution panels and heavy-duty industrial electrical installations.
Part of the proven Mersen MULTIVERT® 630 A series, the F1023252 features V-terminal connections with two terminals per phase, allowing multiple conductors to be terminated on each phase without additional connection hardware. This configuration makes it particularly suitable for complex power distribution systems requiring parallel cable connections.
Rated at 630 A with a maximum operating voltage of 690 V AC, the F1023252 is compatible with NH Size 3 fuse links in accordance with IEC/EN 60269 standards. Its compact vertical construction maximises panel space while delivering reliable switching performance and long service life in demanding industrial environments.
Key Advantages
- Industrial NH fuse switch disconnector for switching, isolation and circuit protection.
- 630 A rated current for high-power distribution systems.
- 690 V AC operating voltage.
- Designed for 185 mm busbar systems.
- Two V-terminals per phase simplify multiple cable connections.
- Compact MULTIVERT® design for efficient panel installation.
Key Features
- Mersen MULTIVERT® 630 A series.
- 630 A rated current.
- 690 V AC rated voltage.
- Three-pole switching.
- Compatible with NH Size 3 fuse links.
- 185 mm busbar mounting.
- V-terminal configuration with two terminals per phase.
- Heavy-duty construction for industrial applications.
Reliable Protection for High-Power Distribution Systems
NH fuse switch disconnectors provide dependable manual switching, safe electrical isolation and effective overcurrent protection for industrial electrical installations. Their rugged design protects circuits against overloads and short circuits while allowing safe maintenance and long service life.
The dual V-terminal arrangement on the Mersen F1023252 enables two cable terminations per phase, making it particularly suitable for installations requiring parallel conductors or greater wiring flexibility without compromising reliability.
Typical Applications
- Industrial switchboards.
- Power distribution cabinets.
- Motor control centres.
- Heavy industrial manufacturing.
- OEM electrical equipment.
- Large commercial and infrastructure power distribution.
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 | F1023252 | |
| Catalogue No | 1.370.900 | |
| Description | NH fuse-switch disconnector MULTIVERT® Size 3 630A 1x3-Pole switching Bus bar system 185mm V-terminal x2 | |
| EAN/UPC Code | 9008567002414 | |
| 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 | 1x3-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 | 7.05 kg | |
| Sell Pack Width | 230 mm | |
| Sell Pack Length | 781 mm | |
| Sell Pack Height | 125 mm | |
| Product group | IEC Fuse Switch Disconnectors | |
| Conventional Free Air thermal Current With Fuse-Links Ith | 630 A | |
| Product Weight | 7.05 kg | |
| Conventional Free Air thermal Current - Solid Links | 800 A | |
| HS Code | 85365080 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen F1023252 used for?
The F1023252 is an NH fuse switch disconnector designed for switching, isolation and overcurrent protection in industrial low-voltage power distribution systems.
What fuse size is compatible with the F1023252?
This model is designed for NH Size 3 fuse links rated up to 630 A.
What is the advantage of two terminals per phase?
The dual V-terminal arrangement allows two conductors to be connected to each phase, making it ideal for parallel cable installations and complex distribution systems.
What busbar system is required?
The Mersen F1023252 is designed for installation on a 185 mm busbar system.
Where is the F1023252 commonly installed?
It is widely used in industrial switchboards, distribution boards, motor control centres and heavy-duty electrical installations requiring high-current switching and protection.
Trusted by Industrial Power Distribution Professionals
Mersen MULTIVERT® fuse switch disconnectors are trusted worldwide by panel builders and electrical engineers for delivering dependable switching, safe isolation and long-term performance in demanding industrial environments.
