URL
URL - NH3 & SQB3
Rated Breaking Test
Class Standard(s)
Rated Voltage
[U n ]
Capacity
VDE 0636-4 IEC 60 269-4
Voltage gRL 690V AC (gS)
690V AC - IEC
200kA
500V DC
32kA @ L/R = 12ms 500V DC
Article Number microswitch With fitting for SQB3 - M12
microswitch With fitting for SQB3 - DIN 110 Article Number
With fitting for microswitch SQB3 - DIN 110 Article Number
I n current Rated
and fitting for microswitch Article Number W/ Combi-Indicator
[A 2 s] @ 690V AC I 2 t Total 271 000 310 000
loss Power
Pre-arcing
I 2 t
170 000 190 000 280 000 420 000 620 000 85 000 107 000 43 000 [A 2 s] 58 000
[W]
800 710 630 450 500 350 400 315 [A] 560
2025434.630 2025434.560 2025434.500 2025434.450 2025434.350 2025434.315 2025434.800 2025434.710 2025434.400
2021334.630 2021334.560 2021334.500 2021334.450 2021334.400 2021334.350 2021334.315 2021334. 710 2021334. 800
2027634.800 2027634.710 2027634.630 2027634.500 2027634.560 2027634.400 2027634.450 2027634.315 2027634.350
2027734.350 2027734.315 2027734.450 2027734.400 2027734.800 2027734.710 2027734.630 2027734.560 2027734.500
69 74 64 58 55 38 42 46 48
442 000 560 000 880 000
1 400 000 1 100 000 2 500 000 1 900 000
Weight [kg / 1]
I min : 2xI n @ 500V DC , L/R = 12ms
0.5
1.25
0.65
Coefficients for Heavy Duty Applications
0.8 Cf3
a
0.5 B2
A2 B1 max
1.0
130
1.3
Dimensions
Dimensions
[in / mm]
[in / mm]
2021334
2027734 2.83 / 72 1.38 / 35
2025434
2027634 2.83 / 72 1.38 / 35
2.36 / 60 3.27 / 83 2.32 / 59 2.10 / 53 2.56 / 65 1.02 / 26 2.95 / 75 0.24 / 6
B A C E G L H F D
>315A
H E G C B A F D
2.83 / 72 1.10 / 28
3.40 / 86 2.36 / 60 0.24 / 6 2.56 / 65 2.90 / 73.5 2.95 / 75 1.26 / 32 2.56 / 65
0.43 / 11 2.87 / 73 4.17 / 106
0.24 / 6 3.46 / 88 0.43 / 11 2.87 / 73 4.17 / 106 5.43 / 138 4.37 / 111
2.87 / 73
2025434
0.24 / 6
4.37 / 111 3.46 / 88
5.43 / 138
I
0.55 / 14 0.67 / 17 5.90 / 150 5.90 / 150
L
2.89 / 73.5
M
/ 12
2027634
C
2027534 without mounting tab
G
H
B
E
I
A L
D F
2021334
2027734
Accessories
Article Description
Article Number
Article Number
Article Description 2021334 /2027634
550
Fuse base NH3, 1-Pole,
2100501
(UL File E186970)
Microswitch (red hammer)
Standard Low level
28001 1 4 28011 1 4 2800202 2800204
540
Fuse base, 1-Pole, 110mm 630A Fuse base, 1-Pole, 110mm > 630A
(UL File E309038)
2132301 2132302
545
2025434 / 20277434
Microswitch Standard (UL File E309038)
541
Low level
portal: www.siballc.net e-mail: info@sibafuse.com
393
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