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MERSEN ATQR3/16 Time-Delay Cylindrical Fuse, 187.5 mA, 600 V AC - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN ATQR3/16 Time-Delay Cylindrical Fuse, 187.5 mA, 600 V AC

The MERSEN ATQR Series Time-Delay Cylindrical Fuse (SKU ATQR3/16, MPN ATQR3/16) is a 600 V AC, 187.5 mA, non-indicating dual-element fuse with a melamine body, sized 13/32 in x 1 1/2 in. Designed for control…

SKU 3G-OTH-772816

Also listed as: ATQR316 · ATQR3 16 · ATQR3-16

Brand
MERSEN
Item
ATQR3/16 Time-Delay Cylindrical Fuse, 187.5 mA, 600 V AC
Part Number
ATQR3/16
Category
Time-Delay Cylindrical Fuses
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Ships under standard freight

Technical Specifications

MERSEN
Manufacturer Part Number
ATQR3/16
Series
ATQR
Type
Time-Delay, 187.5 mA, Non-Indicating, 13/32 in x 1 1/2 in
AC
600 V
Speed
Time-Delay
UNSPSC
39121604
Element
Dual
Standards
UL/CSA
Catalog Page
172
Body Material
Melamine
Current Rating
187.5 mA Current Rating This describes the maximum current these devices can safely handle. Exceeding this current may cause equipment damage or create electrical shock hazards.
Overall Length
1-1/2 in Overall Length
Fuse Body Style
Cylindrical
Fuse Block Style
Rejection
Overall Diameter
13/32 in Overall Diameter
Country of Origin
Mexico (subject to change)
Fuse Applications
Control Transformers and Solenoids
Visual Indication
Non-Indicating
Fuse Class or Type
CC
Fuse Diameter x Length
13/32 in x 1-1/2 in
Equivalent Brand and Series
Bussmann FNQ-R; Littelfuse KLDR; Mersen ATQR
Compatible Fuse Block Series
USCC; USFMCC Compatible Fuse Block Series This describes which series, style, or size of fuse block or holder is compatible with these fuses.

Technical Documents

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

Product Description

The MERSEN ATQR Series Time-Delay Cylindrical Fuse (SKU ATQR3/16, MPN ATQR3/16) is a 600 V AC, 187.5 mA, non-indicating dual-element fuse with a melamine body, sized 13/32 in x 1 1/2 in. Designed for control transformers and solenoids, it is compatible with the USCC fuse block series.

Frequently Asked Questions

What is the MERSEN ATQR3/16 fuse used for?

The MERSEN ATQR3/16 time-delay fuse protects control transformers and solenoids in industrial circuits. Its dual-element design handles inrush currents without nuisance opening, making it suitable for motor control panels and automation equipment where reliable overcurrent protection is required.

What are the specifications of the MERSEN ATQR3/16 fuse?

The MERSEN ATQR3/16 is a 600 V AC, 187.5 mA time-delay cylindrical fuse with a non-indicating design. It has a dual-element construction, a melamine body, and measures 13/32 in x 1 1/2 in. It is compatible with the USCC fuse block series and is part of the ATQR series.

Where to buy the MERSEN ATQR3/16 fuse worldwide?

3G Electric supplies the MERSEN ATQR3/16 fuse to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this control transformer fuse to your facility. Contact us for a quote and delivery options.

How to select the correct MERSEN ATQR fuse for a control transformer?

Select the MERSEN ATQR fuse based on the transformer's full-load current and inrush characteristics. The ATQR3/16 is rated 187.5 mA at 600 V AC. Ensure the fuse's time-delay curve matches the transformer's startup surge, and verify compatibility with the USCC fuse block series for proper fit.

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.
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MERSEN Products

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

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