MERSEN FUSE BASE NH 2-PP F/TORN. 3P BB23PP

MERSEN FUSE BASE NH 2-PP F/TORN. 3P BB23PP

Mersen BB23PP three-pole NH2 plastic fuse base rated at 400 A, 1250 V AC and 1000 V DC, featuring screw mounting, screw connections and PP-type contacts.

SKU: BB23PPAlt SKU: BB23PPMPN: B212107
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Why Choose the Mersen BB23PP Three-Pole NH2 Fuse Base?

The Mersen BB23PP is a heavy-duty three-pole NH2 plastic fuse base designed to provide secure mounting and dependable electrical connection for compatible NH fuse links. Also identified by Mersen item number B212107, it is engineered for high-current industrial power distribution systems requiring reliable overload and short-circuit protection.

Rated at 400 A, the BB23PP supports operating voltages up to 1250 V AC and 1000 V DC. Its high current and voltage ratings make it suitable for demanding electrical distribution, renewable energy, battery storage and power conversion applications.

The three-pole assembly features screw mounting and screw-type conductor connections for a secure installation within switchboards and electrical panels. Stable silver-plated electrolytic copper contact springs provide efficient conductivity, while the supplied phase-partition walls help maintain separation between adjacent fuse positions.

Key Advantages

  • Heavy-duty three-pole NH2 fuse base rated at 400 A.
  • Suitable for operating voltages up to 1250 V AC and 1000 V DC.
  • Three-pole construction provides coordinated protection for three-phase circuits.
  • Secure screw mounting for reliable panel installation.
  • Screw connections provide strong and dependable conductor termination.
  • Supplied with phase-partition walls to separate adjacent fuse positions.

Key Features

  • Mersen NH Plastic Bases series.
  • Compatible with NH size 2 fuse links.
  • 400 A rated current.
  • 1250 V AC rated operating voltage.
  • 1000 V DC rated operating voltage.
  • Three-pole configuration.
  • PP-type contact arrangement.
  • Screw-mounted installation.
  • Screw-type electrical connections.
  • Supplied with two phase-partition walls.

Reliable Protection for High-Current Power Systems

NH fuse systems are widely used to protect electrical feeders, cables, transformers and industrial equipment against damaging overload and short-circuit currents. The Mersen BB23PP provides a stable three-pole platform for compatible NH2 fuse links, helping maintain the electrical contact pressure required for dependable fuse operation.

The three-pole construction allows all three phases of an electrical supply to be protected within one coordinated assembly. Its high AC and DC voltage ratings make it suitable for both conventional industrial power systems and modern renewable energy or battery-based installations.

Typical Applications

  • Industrial power distribution boards.
  • Three-phase electrical switchboards.
  • High-current feeder circuits.
  • Machinery and production equipment.
  • Solar photovoltaic installations.
  • Battery energy storage systems.
  • AC and DC power conversion equipment.

Technical Specifications

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Phase Three Phase
Poles 3-pole
Device Type Fuse base / holder
Fuse Type NH (DIN)
Fuse Size NH2
Current 400 A
Manufacturer Mersen
Series NH Plastic Bases
Model / catalogue number BB23PP
Item number B212107
Product type NH plastic fuse base
Compatible fuse size NH2
Rated current 400 A
Rated operating voltage AC 1250 V
Rated operating voltage DC 1000 V
Number of poles 3
Contact configuration PP type
Connection type Screw connection
Mounting type Screw mounting
Base material Insulating plastic
Contact material Silver-plated electrolytic copper
Phase partitions Two supplied
Applicable standard IEC 60269
Dimensional standard DIN 43620
HS Code 85361090

Frequently Asked Questions

What is the Mersen BB23PP used for?

The BB23PP is a three-pole NH2 fuse base used to securely mount compatible NH fuse links in high-current industrial AC and DC power distribution systems.

What fuse size is compatible with the BB23PP?

This fuse base is designed for compatible NH size 2 fuse links.

What is the current rating of this fuse base?

The Mersen BB23PP has a rated operating current of 400 A.

Can the BB23PP be used in AC and DC systems?

Yes. It is rated for operating voltages up to 1250 V AC and 1000 V DC, subject to correct fuse selection and installation.

Are phase-partition walls included?

Yes. The three-pole BB23PP fuse base is supplied with two phase-partition walls to provide separation between adjacent fuse positions.

Trusted for High-Power NH Fuse Protection

Mersen NH fuse bases are used by panel builders, electrical engineers and industrial maintenance professionals to provide dependable circuit protection across demanding high-current AC and DC power systems.