MERSEN FUSE BASE NH 3-PP F/TORN. 3P BB33PP

Q: What fuse size does the BB33PP accept?

It is designed specifically for NH Size 3 fuse links.

Q: What is the maximum current rating?

The BB33PP supports applications up to 630 A.

Q: How is the BB33PP installed?

This version is designed for screw mounting and uses screw conductor connections for secure installation.

Q: Can the BB33PP be used in AC and DC systems?

Yes. It is suitable for installations operating at up to 1250 V AC and 1000 V DC.

Mersen BB33PP NH Size 3 three-pole plastic fuse base rated at 630 A, 1250 V AC and 1000 V DC for industrial power distribution applications.

SKU: BB33PPAlt SKU: BB33PPMPN: H215172

List Price £316.61 ex VAT

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£316.61

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Manufacturer Lead Time

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Why Choose the Mersen BB33PP NH Fuse Base?

The Mersen BB33PP is a heavy-duty three-pole NH Size 3 plastic fuse base engineered for secure mounting of NH fuse links in industrial low-voltage power distribution systems. Identified by Mersen item number H215172, this PP-type fuse base provides dependable electrical performance for switchboards, motor control centres, OEM machinery and industrial electrical panels.

Manufactured using silver-plated electrolytic copper contact springs formed from a single piece together with resilient captive steel springs, the BB33PP maintains excellent contact pressure under high thermal loading. This robust design reduces contact resistance while providing reliable long-term operation in demanding industrial environments.

Rated at 630 A with voltage ratings of 1250 V AC and 1000 V DC, the BB33PP accommodates NH Size 3 fuse links. Its screw-mounted three-pole construction provides a practical solution for protecting high-current three-phase electrical circuits.

Key Advantages

Designed for NH Size 3 fuse links.
Three-pole configuration for industrial three-phase systems.
630 A rated current for high-power distribution circuits.
Suitable for 1250 V AC and 1000 V DC installations.
Silver-plated copper contacts provide excellent electrical conductivity.
Supplied with two phase-partition walls for enhanced phase separation.

Key Features

Mersen NH Plastic Bases series.
Manufacturer item number: H215172.
Catalogue number: BB33PP.
NH Size 3 fuse compatibility.
Three-pole construction.
PP-type plastic fuse base.
Screw conductor connections.
Screw-mounted installation.

Reliable Three-Phase Fuse Mounting for Industrial Power Distribution

NH fuse bases provide secure mechanical support and low-resistance electrical contacts for NH fuse links used in industrial power distribution systems. Stable contact pressure minimises heat generation while ensuring dependable overcurrent protection and long service life.

The Mersen BB33PP combines durable plastic construction with silver-plated copper contact springs and resilient steel springing. Its three-pole design simplifies installation of three-phase protection while the supplied phase-partition walls help maintain safe separation between adjacent fuse positions.

Typical Applications

Industrial switchboards.
Power distribution panels.
Motor control centres.
Three-phase machinery.
Electrical control cabinets.
OEM industrial equipment.

Technical Specifications

Phase	Three Phase
Manufacturer	Mersen
Series	NH Plastic Bases
Model	BB33PP
Item number	H215172
Product type	NH plastic fuse base
Design type	PP
Fuse size	NH Size 3
Number of poles	3
Rated current	630 A
Rated AC voltage	1250 V AC
Rated DC voltage	1000 V DC
AC / DC compatibility	AC and DC
Short-circuit current rating	117 kA
Connection type	Screw connection
Mounting type	Screw mounting
Power acceptance	60 W
Product weight	Approx. 2.36 kg
EAN	8430399002675
RoHS compliant	Yes
HS Code	85361090
Poles	3-pole
Device Type	Fuse base / holder
Fuse Type	NH (DIN)
Fuse Size	NH3
Current	630 A

Frequently Asked Questions

What is the Mersen BB33PP used for?

The BB33PP is a three-pole NH Size 3 fuse base used to mount NH fuse links in industrial three-phase power distribution systems.

What fuse size does the BB33PP accept?

It is designed specifically for NH Size 3 fuse links.

What is the maximum current rating?

The BB33PP supports applications up to 630 A.

How is the BB33PP installed?

This version is designed for screw mounting and uses screw conductor connections for secure installation.

Can the BB33PP be used in AC and DC systems?

Yes. It is suitable for installations operating at up to 1250 V AC and 1000 V DC.

Trusted by Electrical Professionals Worldwide

Mersen NH fuse bases are trusted by panel builders, OEM manufacturers and industrial engineers worldwide for delivering reliable overcurrent protection, robust construction and dependable long-term performance.

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

Standard delivery

£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

Heavier items may be charged at a weight-based or pallet rate, shown at checkout.

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Mon–Fri, 8am–5pm

Order and pay online, then collect from our showroom.

Please allow 15–30 minutes after ordering for us to prepare your order.

Northern Ireland, ROI & export

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We deliver to Northern Ireland, the Republic of Ireland and overseas.

Delivery is calculated at checkout based on your destination.

Orders with mixed availability

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If part of your order is on a lead time, we hold it and send everything together.

Need the in-stock items sooner? Ask us and we can split the delivery.

Business customer returns

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Need to return an item? Find the guidance for your order below, then contact our team before sending anything back.

Stocked items

Request within 30 days

Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

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Faulty or damaged items

Tell us as soon as possible

Faulty, damaged on delivery or the wrong product supplied? Contact our team as soon as possible with the details.

We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

Made-to-order items

Manufacturer approval needed

Manufactured, configured and special-order products can only be returned with the manufacturer’s approval. Any handling charge is agreed with you when you request the return.

This does not affect claims for faulty goods or items that do not meet the agreed specification.

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Let’s get your return sorted.

Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

Email returns team 01706 242050

The 30-day return request period applies to change-of-mind returns for stocked items. It does not limit your statutory rights for faulty or non-conforming goods.

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