Page 144 - Ferraz semiconductor DIN

Semiconductor fuses
Semiconductor (AC) fuses

®
Protistor Square-body Fuses
PSC gR sizes 7x - 690 VAC
Metric-studs

Metric studs for threaded terminal fuses

Type and fuse size Designation Ref. Number Unit weight Pack. Catalog Number
(g)
HC stud pair
Sizes 0 and 1
M8x30 & M8x35 S098801 23 6 pairs STU M8x30 M8x35
HC stud pair
Size 2
M10x30 & M10x50 T098802 40 6 pairs STU M10x30 M10x50
HC stud pair
Size 3
M12x35 & M12x50 V098803 60 6 pairs STU M12x35 M12x50
HC stud pair
Size 2 45
M10x50 W098804 6 pairs STU M10x50

Size 3
HC stud pair M12x50 X098805 45 6 pairs STU M12x50

We recommend the use of studs, whose quality is suited to all FERRAZ SHAWMUT square-body fuses with terminals

Stud mounting

Maximum stud tightning Maximum nut tightning
Torque type
Stud type torque (Nm) (1) torque (Nm) (1)
Balanced torque
M8x30 & M8x35 10 13.5
M10x30 & M10x50 15 26
M12x35 & M12x50 15 46

Balanced torque
M8x30 & M8x35 10 13.5
M10x30 & M10x50 15 26
M12x35 & M12x50 15 46

Unbalanced torque M8x30 & M8x35 10 13.5
M10x30 & M10x50 15 26
M12x35 & M12x50 15 46

(1) Factory limit on torque at 20°C ambient: +0, -2Nm; except on 46Nm value (+0, -4Nm)

SCAC125
12/04