Approvals & Standards
- IEC 60269-4 Compliance
Key features & benefits
Mersen DC offers provide a very high performant protection for railway power and auxiliary circuits. Mersen DC Semiconductor fuse-links were developed to provide improved performance required by today's new DC equipment. These fuse-links are typically operated at more elevated temperature than other fuse type, have lower I²t to minimize damage to protected components on short circuits, lower watts loss and longer life.
More specificationsApplications
- Protection of inverters
- Protection of motor drives
- Protection of UPS systems
- Railway power and auxiliary circuits
- Similar 750VDC or less equipments
Documents & Resources
Datasheet
Compliance
Product Specifications
Item Number
R220953
Catalog number
D122GD75V450TF
Item Description (ERP)
CC 7,5 GRD 122 TTF 0450
Description
Protistor SB fuse-link gR, 750VDC, size 122, 450A, TTF threaded terminals
EAN/UPC code
3605340248371
Rated voltage DC IEC
750 V
Rated current
450 A
Speed/Characteristic
gR
Fuse size
122
Mounting
Bolted
Melting I2t
63.5 A²s
Power Dissipation at Rated Current Value
90 W
Design Details
gRD
Indication System
Yes
Indication System Type
Striker
Contact materials
Silver-Plated Brass
Connection/Terminal Type
End Contact with Threaded Holes
Body/Insulating Material
Ceramic
Product Weight
1.43 kg
Product Width
59 mm
Product Length
131 mm
Product Height
63 mm
Sell Pack Quantity
1 EACH
Sell Pack Weight
1.43 kg
Sell Pack Width
130 mm
Sell Pack Length
200 mm
Sell Pack Height
90 mm