Approvals & Standards
IEC 60282-1
- IEC 60644
- DIN 43625
Key features & benefits
Mersen HV fuse-links have been used for reliable protection in high-voltage switchgear and controlgear and high-voltage systems for decades.
Mersen HV fuse link for motor protection is specially designed to protect HV motors against the effect of short circuit current and support repeated peak currents due motor starting.
Mersen uses the best materials : fuse elements are in pure silver, caps are in silver-plated brass and body is in melamine fiber glass.
As defined in the IEC 60644 the coefficient K is 0.51.
Applications
HV motor protection
- HV motor pump protection
- For indoor use
- Operating temperature -25°C to +40°C
Product Specifications
Item Number
R078169
Catalog number
45ASB72V250P-2
Description
High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 250A d88mm, L292mm With Striker 50N
EAN/UPC code
3605340028287
Rated voltage AC IEC
7.2 kV
Rated current
250 A
Fuse size
d=88mm, L=292mm
Mounting
Clip
Clearing I2t At Rated Voltage
1100 kA²s
AC Max I.R./Breaking Capacity: I1
50 kA
Minimum breaking capacitiy (MBC)
1600 A
Power Dissipation at Intermediate Current Value
49 W @ 0.7 In
Indication System
Yes
Indication System Type
Striker
Contact materials
Silver-Plated Brass
Connection/Terminal Type
Cylindrical
Body/Insulating Material
Melamine fiber glass
Product Weight
4.4 kg
Product Diameter
88 mm
Product Length
358 mm
Sell Pack Quantity
3 EACH
Sell Pack Weight
13.2 kg
Sell Pack Width
340 mm
Sell Pack Length
400 mm
Sell Pack Height
120 mm