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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 150 A, 250 V AC, 250 V DC - Time-Delay Blade Fuses
MERSENTime-Delay Blade Fuses

MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 150 A, 250 V AC, 250 V DC

The MERSEN TR-R Series TR150R is a Class RK5 time-delay blade fuse rated 150 A at 250 V AC and 250 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems, supporting…

SKU 3G-OTH-27657

Brand
MERSEN
Item
Fuse: Class RK5, TR-R Series, Time-Delay, 150 A, 250 V AC, 250 V DC
Category
Time-Delay Blade Fuses
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MERSEN
Manufacturer Part Number
TR150R
Series
TR-R
Type
TR-R Series, Time-Delay, 150 A, Non-Indicating
AC
250 V
DC
250 V

Technical Documents

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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN TR-R Series TR150R is a Class RK5 time-delay blade fuse rated 150 A at 250 V AC and 250 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems, supporting applications that require a time-delay characteristic to accommodate inrush currents.

Frequently Asked Questions

What is the MERSEN TR150R fuse used for?

The MERSEN TR150R is a Class RK5 time-delay blade fuse rated 150 A at 250 V AC/DC. It protects industrial motor circuits, transformers, and lighting systems from overloads and short circuits. Its time-delay characteristic handles inrush currents without nuisance opening, making it suitable for equipment with high starting loads.

What are the specifications of the MERSEN TR150R fuse?

The MERSEN TR150R is a Class RK5, TR-R Series, time-delay, non-indicating fuse. It is rated 150 A, 250 V AC, and 250 V DC. The manufacturer part number is TR150R. It is designed for blade-style mounting and provides reliable overcurrent protection in industrial power distribution systems.

Where to buy MERSEN TR150R fuses worldwide?

3G Electric supplies the MERSEN TR150R fuse worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver genuine MERSEN components to support your operations.

How to select the correct MERSEN TR-R series fuse for an application?

Select the MERSEN TR-R series fuse based on continuous current (150 A for TR150R), system voltage (250 V AC/DC), and available fault current. Ensure the Class RK5 rating matches your panel's interrupting capacity. For motor circuits, verify the time-delay characteristic accommodates starting current. Consult MERSEN's application guide for coordination.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

3G Electric supplies MERSEN time-delay blade fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 250 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR250R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 250 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR250R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 350 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR350R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 350 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR350R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 100 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR100R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 100 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR100R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 500 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR500R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 500 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR500R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 200 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR200R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 200 A, 250 V AC, 250 V DC, Non-Indicating (MPN TR200R)
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 450 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR450R)
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MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 450 A, 250 V AC, 160 V DC, Non-Indicating (MPN TR450R)

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