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Part No.: 31 971
holder for cylindrical fuses
10 x 38 / 1P
30A / 1000V DC

Electrical data

Rated current (IEC): 30 A
Rated voltage (IEC) DC: 1000 V
Rated current (UL): 30 A
Rated voltage (UL) DC: 1000 V

Power dissipation:
The power dissipation at a typical load of 80% of the rated current results to 0.1 W.
(The power dissipation for operation with rated current would be 0.3 W.)

rated isolation voltage Ui: 1000 V
Rated surge voltage Uimp: 6 kV
max. permitted voltage (IEC) DC: 1000 V
cond. rated short-circuit current with fuses: 20 kA / 1000V
SCCR: 33 kA

für Sicherungseinsätze nach IEC 60269-6 mit Verlustleistungen bis max. 4 W


Mechanical data

W x H x D: 18 x 81 x 58 
Weight: 5.2 kg/100
Poles: 1-pole 


Terminal points

for applications acc. to IEC / EN :
1 wire:
Cu 0,75 - 25 mm²
2 wires (of same cross-section):
Cu 0,75 - 10 mm²
flexible cables, directly or with wire-end ferrule
(flexible cables of max. cross-section may not fit when using wire-end ferrule)
Md 2,0 - 2,5 Nm / 18 - 22

for applications acc. to UL / CSA :
only Cu cables acc. to UL 486E
1 wire:
AWG 18 - AWG 8, Class B, Md 2,0 -2,5 Nm / 18 - 22
AWG 6 - AWG 4, Class C, Md 2,5 - 3,0 Nm / 22 - 26
2 wires (of identical cross-section):
AWG 18 - AWG 8, Class B, Md 2,0 - 2,5 Nm / 18 - 22
AWG 6, Class C, Md 2,0 - 2,5 Nm / 18 - 22


Material properties

Main body:
temperature stability 125°C,
self-extinguishing in acc. to UL 94,
creepage resistance CTI 200,
Fuse carrier:
temperature stability 140°C,
self-extinguishing in acc. to UL 94,
creepage resistance CTI 200,
Connecting screws:
screw +/- (PZ2), galvanized, chromized





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