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MERSEN FUSE BASE NH 3-PP F/RAIL. 1P BB31PPR

MERSEN FUSE BASE NH 3-PP F/RAIL. 1P BB31PPR

Mersen BB31PPR NH3 single-pole plastic fuse base rated at 630 A, 1250 V AC and 1000 V DC with DIN rail mounting, screw connections and PP-type contacts.

SKU: BB31PPRAlt SKU: BB31PPRMPN: X213644
Price
List Price £99.38 ex VAT
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£99.38
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Sold in packs of 3

£99.38

Why Choose the Mersen BB31PPR NH3 Fuse Base?

The Mersen BB31PPR is a high-performance single-pole NH3 plastic fuse base engineered for secure installation of compatible NH3 fuse links in demanding low voltage power distribution systems. Rated at 630 A, it is designed for industrial switchgear, OEM equipment and commercial electrical installations requiring dependable overcurrent protection.

Part of the proven Mersen NH Plastic Bases range, the BB31PPR supports operating voltages up to 1250 V AC and 1000 V DC. Its DIN rail mounting design allows rapid installation while maintaining a secure mechanical fixing. The fuse base features screw conductor connections and PP-type clip contacts for reliable long-term electrical performance.

Constructed with a durable single-piece insulated plastic body, silver-plated electrolytic copper contact springs and resilient captive steel springs, the BB31PPR delivers excellent conductivity and dependable contact pressure under demanding thermal and electrical operating conditions.

Key Advantages

  • Designed for compatible NH3 fuse links.
  • 630 A rated current for demanding industrial applications.
  • Suitable for systems up to 1250 V AC and 1000 V DC.
  • DIN rail mounting for quick installation.
  • PP-type clip contacts provide reliable electrical conductivity.
  • Silver-plated contact springs ensure long service life.

Key Features

  • Mersen NH Plastic Bases series.
  • NH3 fuse size.
  • Single-pole configuration.
  • PP-type clip contact design.
  • Screw conductor connections.
  • DIN rail mounting.
  • Suitable for AC and DC applications.
  • RoHS and UKCA compliant.

Reliable NH Fuse Protection for High-Current Applications

NH fuse bases provide the mechanical support and electrical contacts required to install NH fuse links safely within low voltage power distribution systems. When used with the correct NH3 fuse links, the BB31PPR helps protect electrical equipment, switchgear and cables against overloads and short-circuit faults.

Its DIN rail mounting arrangement allows rapid installation within industrial switchboards while maintaining the robust construction and dependable contact pressure expected from Mersen NH fuse accessories. The single-pole format also enables multiple bases to be mounted in parallel rows for multiphase applications.

Typical Applications

  • Industrial switchboards.
  • Power distribution panels.
  • Motor control centres.
  • OEM machinery.
  • Renewable energy systems.
  • Commercial electrical installations.

Technical Specifications

Phase Single Phase
Manufacturer Mersen
Series NH Plastic Bases
Model BB31PPR
Item number X213644
EAN 8430399003016
Product type NH plastic fuse base
Fuse size NH3
Number of poles 1
Rated current 630 A
Rated voltage AC 1250 V
Rated voltage DC 1000 V
Application AC/DC systems
Connection type Screw connection
Mounting type DIN rail
Contact design PP type
Short-circuit current rating 117 kA
Power acceptance 60 W
Dimensions (H × W × D) Approx. 241 × 60 × 103 mm
Product weight Approx. 0.72 kg
Sell pack quantity 3
HS Code 85361090
Poles 1-pole
Device Type Fuse base / holder
Fuse Type NH (DIN)
Fuse Size NH3
Current 630 A
Voltage 1250 V

Frequently Asked Questions

What fuse size is compatible with the Mersen BB31PPR?

The BB31PPR is designed for compatible NH3 fuse links.

What is the rated current of the BB31PPR?

The fuse base has a rated current of 630 A.

How is the BB31PPR installed?

The BB31PPR is designed for DIN rail mounting and uses screw conductor connections.

Can the BB31PPR be used in AC and DC systems?

Yes. It is suitable for applications up to 1250 V AC and 1000 V DC.

What type of contacts does the fuse base use?

The BB31PPR features PP-type clip contacts with silver-plated electrolytic copper contact springs for reliable long-term performance.

Trusted by Electrical Professionals Worldwide

Mersen NH fuse bases are trusted by switchgear manufacturers, OEM panel builders and industrial electrical engineers for dependable circuit protection, reliable conductivity and long service life in demanding low voltage power distribution systems.

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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

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