Approvals & Standards
- IEC 60 269-4
- ISO 8820-8
- JAS0 D622
Key features & benefits
EVpack-fuse line-up belongs to the new DC Over-Current protection (O.C.P.) range developed by MERSEN to address specific needs in EV/HEV and Battery Electrical Storage System.
EVpack-fuse provides the ultimate protection of the battery pack offering reliable clearing of DC fault currents.
It has been specifically engineered and tested to provide DC applications best-in-class protection performance: Up to 500VDC, Current rating (In)= 60 to 800A, Interrupting Rating (IR) = 30kA, L/R ≤2.5ms, Minimum Breaking Capacity (MBC) < 2kA for a perfect matching with DC contactor.
Applications
- EV/HEV
- Electrical Energy Storage
- Battery pack protection
- Battery Disconnect Unit (BDU)
- Battery Junction Box for auxiliaries
- Battery charger
- Supercapacitor pack protection
- Backup protection for DC relay / disconnector / switch
- Maintenance Safety Disconnect (MSD)
Documents & Resources
Datasheet
Drawings
Compliance
Product Specifications
Item Number
MEV50A300-38G
Catalog number
MEV50A300-38G
Item Description (ERP)
MEV50A300-38G
Description
EVpack-fuse MEV50, 500 VDC Max., L/R ≤ 1ms 300 A, Round Body Fuse, Size 38G
EAN/UPC code
6972238870295
Rated voltage DC UL
500 V
Rated voltage DC IEC
500 V
Rated current
300 A
ROHS Compliant
Yes
AC or DC
DC
Speed/Characteristic
aR
Mounting
Bolted
Melting I2t
15000 A²s
Max. Rated Breaking Capacity DC
30 kA @ 500 V, L/R = 1 ms
Max. Time to clear MBC
0.5 s
DC Min. Breaking Capacity (MBC)
1500 A @ 500 VDC, ≤ 2.5 ms
DC Total clearing I2t
143000 A²s
Power Dissipation at Intermediate Current Value
7.3 W @ 0.5 In
Contact materials
Tin-Plated Copper
Connection/Terminal Type
Bolted
Body/Insulating Material
GMG
Product Weight
0.172 kg
Product Diameter
37.998 mm
Product Length
103.12 mm
Sell Pack Quantity
8 EA
Sell Pack Weight
1.2 kg
Sell Pack Width
281.94 mm
Sell Pack Length
169.93 mm
Sell Pack Height
101.09 mm