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
R085621
Catalog number
45ASD72V250P-3
Description
High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 250A d76mm, L442mm With Striker 50N
EAN/UPC code
3605340071047
Rated voltage AC IEC
7.2 kV
Rated current
250 A
Fuse size
d=76mm, L=442mm
Mounting
Clip
Clearing I2t At Rated Voltage
1000 kA²s
AC Max I.R./Breaking Capacity: I1
50 kA
Minimum breaking capacitiy (MBC)
1400 A
Power Dissipation at Intermediate Current Value
52 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
4.2 kg
Product Diameter
76 mm
Product Length
508 mm
Sell Pack Quantity
3 EACH
Sell Pack Weight
12.6 kg
Sell Pack Width
340 mm
Sell Pack Length
550 mm
Sell Pack Height
110 mm