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MERSEN FUSE BASE NH 2-PP F/TORN. 1P F201853
Mersen BB21PP single-pole NH Size 2 PP-type plastic fuse base rated at 400 A, 1250 V AC and 1000 V DC, with screw connections and screw mounting.
£33.53
Why Choose the Mersen BB21PP NH Fuse Base?
The Mersen BB21PP is a robust single-pole NH Size 2 plastic fuse base designed to provide secure mounting and dependable electrical contact for NH fuse links in industrial low-voltage power distribution systems. Also identified by Mersen item number F201853, it is suitable for switchboards, control panels and machinery requiring reliable high-current circuit protection.
The BB21PP features stable silver-plated contact springs manufactured from a single piece of electrolytic copper. Highly resilient captive steel springs maintain consistent contact pressure under demanding thermal conditions, helping minimise electrical resistance and support dependable long-term operation.
Rated at 400 A, 1250 V AC and 1000 V DC, the BB21PP is suitable for both AC and DC power systems. Its single-pole PP-type construction, screw mounting and screw conductor connections provide a secure installation within industrial distribution equipment and OEM electrical assemblies.
Key Advantages
- Designed for NH Size 2 fuse links.
- Rated current of 400 A for high-current industrial circuits.
- Suitable for systems up to 1250 V AC and 1000 V DC.
- Silver-plated electrolytic copper contacts provide dependable conductivity.
- Resilient captive steel springs maintain stable contact pressure.
- Closely mountable for space-efficient multipole arrangements.
Key Features
- Mersen NH Plastic Bases series.
- Manufacturer item number: F201853.
- Catalogue number: BB21PP.
- NH fuse size: NH2.
- Single-pole configuration.
- PP-type plastic fuse base.
- Screw conductor connections.
- Screw-mounted installation.
Reliable Fuse Mounting for Industrial Power Distribution
NH fuse bases provide the secure mechanical support and low-resistance electrical contacts required for NH fuse links. Their robust construction enables reliable circuit protection in high-current installations while allowing fuse links to be replaced during maintenance or following an overcurrent condition.
The Mersen BB21PP combines durable plastic construction with silver-plated copper contact springs and resilient captive steel springing. This design helps maintain dependable electrical contact during temperature changes and prolonged operation in demanding industrial power distribution environments.
Typical Applications
- Industrial switchboards and distribution panels.
- Motor control centres.
- Electrical control cabinets.
- OEM machinery and production equipment.
- Commercial and industrial power systems.
- Infrastructure and utility installations.
Technical Specifications
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| Phase | Single Phase | |
|---|---|---|
| Poles | 1-pole | |
| Device Type | Fuse base / holder | |
| Fuse Type | NH (DIN) | |
| Fuse Size | NH2 | |
| Current | 400 A | |
| Manufacturer | Mersen | |
| Series | NH Plastic Bases | |
| Model | BB21PP | |
| Item number | F201853 | |
| Product type | NH plastic fuse base | |
| Design type | PP | |
| Fuse size | NH Size 2 | |
| Number of poles | 1 | |
| Rated current | 400 A | |
| Rated AC voltage | 1250 V AC | |
| Rated DC voltage | 1000 V DC | |
| AC / DC compatibility | AC and DC | |
| Connection type | Screw connection | |
| Mounting type | Screw mounting | |
| Contact material | Silver-plated electrolytic copper | |
| Base construction | Single-part plastic base | |
| Assembly format | Closely mountable in parallel rows | |
| HS Code | 85361090 |
Frequently Asked Questions
What is the Mersen BB21PP used for?
The BB21PP is used to securely mount an NH Size 2 fuse link within industrial power distribution and electrical protection systems.
What fuse size is compatible with the BB21PP?
The fuse base is designed for NH Size 2 fuse links.
What is the current rating of the Mersen BB21PP?
The BB21PP has a rated current of 400 A.
Can the BB21PP be used in AC and DC systems?
Yes. It is rated for electrical systems up to 1250 V AC and 1000 V DC.
How is the Mersen BB21PP installed?
The fuse base is designed for secure screw mounting and uses screw connections for the electrical conductors.
Trusted by Electrical Professionals Worldwide
Mersen NH fuse bases are widely used by panel builders, industrial engineers and equipment manufacturers for secure fuse installation, reliable electrical contact and dependable protection of high-current power circuits.
