Product Description
The MERSEN Z331153 US141 is an IEC ferrule fuseholder. This UltraSafe™ series modular fuse-holder is finger-safe under IEC standards to an IP20 grade of protection, including fuse changing. It is made of tough and durable thermoplastic or thermoset material.
Finger-safe under IEC standards to an IP20 grade of protection, including fuse changing
Available in 1, 2, 3 or 4 poles, with or without visual blown fuse indicator, in UL + IEC version
Multi-pole units can also be field assembled by ordering pin-ties assembly kit
Product Highlights
The MERSEN Z331153 US141 fuseholder offers a safe and reliable solution for protecting circuits up to 750V. Its modular design and finger-safe features make it easy to install and maintain.
Product Information
Standard Information
Brand : MERSEN
Manufacturer Part Number : Z331153
Country of Origin : Tunisia
Technical Specifications
Item [Specifications]
IEC Ferrule Fuseholder US14 Series US141
Amps AC [Specifications]
50 A
Voltage [Specifications]
690 V
Fuse Type [Specifications]
UltraSafe
US14, Modular fuse-holders
Body Material [Specifications]
Polyamide; Tin-Plated Copper
For Fuse Size [Specifications]
14x51
Connector Type [Specifications]
Clip
Mounting Style [Specifications]
DIN rail
Voltage Rating [Specifications]
750 V
Frequency Range (Hz) [Specifications]
50/60 Hz
Max. Operating Temp. [Specifications]
60 deg C
Short Circuit Current (KA) [Specifications]
100 kA
Description
Fuse Holder UltraSafe
800VAC 1000VDC UL Fuse size 14x51 1-Pole IP20
Rated voltage AC UL
800 V
Rated voltage DC UL
1000 V
Rated voltage AC IEC
750 V
Rated voltage DC IEC
750 V
Short Circuit Current Rating (SCCR)
100 kA
Fuse Size
0.551" Dia x 2.008" L (14mm x 51mm)
Design Details
US14 single pole
Connection/Terminal Material
Tin-Plated Copper
Connection/Terminal Type
Clip
Fuse Installation Method
Clip-in
Torque Rating
30.978 lb-in
Housing Material
Polyamide
Rated Impulse Withstand Voltage
8 kV
Rated Insulation Voltage
690 V
Installation Mounting
DIN rail acc. EN 60715
Product group
Fuse Holders
Body/Insulating Material
Polyamide
Conventional Free Air thermal Current With Fuse-Links Ith
50 A
Fuse Dimensions
3.01 x 1.04 x 4.36 in
Manufacturer Part Number
Z331153
Class
IEC Cylindrical 14x51mm
Interrupt Rating DC
50 kA
Interrupt Rating AC
50 kA
Category
Circuit Protection
Fuseholders
For Use With/Related Products 14mm x 51mm
Mfr
Mersen USA Newburyport-MA L.L.C.
Termination Style
Screw Terminal, Pressure Plate
Current Rating (Amps)
50 A
Alternate Catalog Number
US141
Application
All circuits up to 750V requiring semiconductor fuses for protection of small inverters, UPS systems, motor drives, etc
Connection
Pressure Plate
Connection Type
Pressure Plate
Length [Metric]
76.5000 mm
Replaced Catalog Number
US141
Standard
UL Recognized Component to standard 4248-1, File E52283 CSA Certified C22.2, Class 6225, File 32169 IEC Compliant to 60269-2-1, 60947-3
Standards
RoHS CompliantUL 4248-1UL File No. E52283 Guide No. IZLT2CSA C22.2 Class 6225/32169IEC 60269-2IEC 60947-3CE Marked
Suitable For Use With
Cylindrical Fuse Link
Temperature Rating
-25 to 60
C