Range

SIZE Un (V AC) In (A) REFERENCE
SQB1 690V 80 251325
100 251330
125 251335
160 251340
200 251345
250 251350
315 251355
350 251360
400 251365
450 251370
500 251375
550 251380
630 251385
700 251390

Technical data

Rated voltage 690V AC
Rated current 80A...700A
Rated breaking capacity 120kA
Operating class aR
Minimum breaking current 3,5·In
Rated frequency 42...62Hz
Storage temperature -40°C ... 90°C
Operating temperature * -40°C ... 80°C
* For ambient temperatures higher than 25ºC it is necessary to apply a derating in maximum current.

Standards

IEC/EN 60269-1
IEC/EN 60269-4
UL248-1
UL248-13
RoHS Compliant

Dimensions

A B E F H L
58 52 49 87 25 108

Weight  455gr

t-I characteristics

Cut-off characteristics

Power dissipation

RATED CURRENT
(A)
REFERENCE POWER DISSIPATION In
(W)
PREARCING I2t
(A2s)
I2t 690V
(A2s)
80 251325 15 350 2570
100 251330 20 550 4000
125 251335 30 795 5750
160 251340 33 1400 10250
200 251345 39 2675 19450
250 251350 43 4700 31000
315 251355 51 8350 55200
350 251360 54 12000 79500
400 251365 56 18800 124000
450 251370 60 25600 169200
500 251375 65 28200 209000
550 251380 71 35700 264900
630 251385 76 53400 395800
700 251390 81 76900 570000

Compatible

microswitch system for
SQUARE BODY aR fuse links
NEW
REF 357015
U 250V
In 4A
Kit includes the striker support, two fixing screws and the microswitch ref. 357020

Other versions

U 690V AC 690V AC
IN 80A...700A 80A...700A
Breaking capacity 120kA 120kA

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