URS
URS - SQB2
Rated Breaking Test
Class
UL 248-13 Standard(s) IEC 60269-4 VDE 0636-4
Rated Voltage 1300V AC - UL [U n ] Rated 900V DC - UL* 1250V AC - IEC
Capacity
aR
Voltage
1000V AC
100kA
200kA @ L/R =2.7ms* 900V DC
*E S S (Energy Storage)
UL File E180276
Rated current
Rated
Power
Rated
Pre-arcing
Total I 2 t
I 2 t
voltage [U n ] IEC 60269-4
voltage [U n ] UL 248-13
[V DC ] 900 900 900 900 900 900 900 voltage [U n ] UL 248-13
loss
I n
@ 1000V AC
1 250 1 250 1 250 1 250 1 250 1 250 1 250 1 250 1 100 1 100 1 250 [V AC ]
1 300 1 300 1 300 1 300 1 300 1 300 1 300 1 300 1 300 1 200 1 100 [V AC ]
[A 2 s]
[A 2 s]
[W]
500 550 630 700 315 280 350 400 250 [A] 800 450
55 59 66 71 75 80 90
148 000 225 000 105 000 56 000 71 000 42 000 31 000 20 000 14 000 8 200 9 900
45 000 56 000 78 000 110 000 170 000 240 000
1 180 000 710 000 540 000 350 000 310 000
900 900
105 110 115 123
Coefficients for Heavy Duty Applications
DC tested breaking capacity I min : 10xI n @ 900V DC , L/R=2ms
B1 max 1.25
A2 0.6
a
B2 Cf3
130
0.6
0.8
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