URM
URM - NH3
Rated Voltage
Rated Breaking Test
Class
Standard(s) IEC 60269-4 VDE 0636-4
[U n ]
Capacity
Voltage 660V AC
gR
660V AC
120kA
W/ Combi-Indicator microswitch and fitting for Article Number
Pre-arcing
current Rated
Total I 2 t *
Power
loss
I 2 t
I n
@ 660V AC
3 800 6 700 2 100 [A 2 s] 19 000 14 000 10 000 27 000
145 000 102 000 280 000 185 000 20 000 36 000 65 000 [A 2 s]
[W]
350 200 250 300 150 [A] 500 400
2037304.500 2037304.400 2037304.300 2037304.350 2037304.150 2037304.200 2037304.250
35 56 69 78 84 97
114
Weight [kg / 1] 0.95
Coefficients for Heavy Duty Applications
a
0.6 B2
Cf3 0.8
A2 B1 max
1.25
0.55
130
C
inductor
Dimensions 2.95 / 75 [in / mm] 0.24 / 6 2.56 / 65 2.90 / 73.5 1.26 / 32 2.56 / 65 2.36 / 60 3.40 / 86
H I J K L G F E C D B A
G
H
E
J
B
J
I
A K
F
D
0.67 / 17 0.43 / 11 4.20 / 107 5.47 / 139
L
Accessories
Page
Article Number
Article Description
Article Number
Article Description
Page
Fuse base, 1-Pole
2132301
545
Microswitch (black hammer) Standard (UL File E309038) Low Level
2800201 2800203
540
portal: www.siballc.net e-mail: info@sibafuse.com
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