Production range
for Circuit Breaker :
7.2kV to 145kV
630A to 3150A − 20kA to 50kA
for Switch and Contactor :
7.2kV to 36kV
400A, 630A-3kA/4kA
Features
simplified arc quenching method
simplified construction and high quality
no evacuation tube
compact body
|
 |
For Circuit-Breakers
Rated voltage |
Rated current
|
Short
circuit breaking current with at least 30-40% DC
component
and outlet diameter of vacuum interrupter
(mm) |
kV |
A |
12.5kA |
16kA |
20kA |
25kA |
31.5kA |
40kA |
50kA |
12/15 |
630 |
|
M52QC
(Ø65) |
M41QC
(Ø73) |
|
|
|
|
800/1250 |
|
|
|
M51RC
(Ø82) |
|
|
|
1600/2000 |
|
|
|
M61RQC
(Ø94) |
M71SC
(Ø94) |
M81SC
(Ø110) |
|
2500/3150 |
|
|
|
|
M71TC
(Ø110) |
M81TC
(Ø132) |
MA131TC
(Ø150) |
|
17.5/24
|
630
|
|
M52QC*
(Ø65)
|
|
|
|
|
|
800/1250
|
|
|
|
M102R
(Ø94)
|
|
|
|
1600/2000
|
|
|
|
M102S
(Ø94)
|
|
|
|
2500/3150
|
|
|
|
|
M132TC
(Ø120)
|
M203TCB
(Ø120)
|
|
|
36/38
|
630
|
M83QC*
(Ø65)
|
M93QC*
(Ø94)
|
|
|
|
|
|
800/1250
|
|
|
M163RC*
(Ø110)
|
|
|
|
|
1600/2000
|
|
|
|
M163SC
(Ø120)
|
|
|
|
2500/3150
|
|
|
|
|
M203TCB*
(Ø120)
|
M253TC*
(Ø132)
|
|
|
72.5
|
1250/2000
|
|
|
|
|
|
MA467SC*
(Ø150)
|
|
|
|
145
|
2000
|
|
|
|
|
|
M10014TX*
(Ø240)
|
|
|
*:Applied for use in insulating gas
We can manufacture the VI to be applied into high-pressure
insulating gas (dry-air etc.)
For Switches and Contactors
| Rated voltage(kV) |
Rated breaking
current(kA) |
Impulse withstand
voltage(kV) |
Number of
operation cycles at rated current |
Rated current(A) |
| 400A |
630A |
12 |
4 |
45 |
2.5 X 105 |
Yes |
|
12 |
4 |
85 |
1 X 104 |
Yes |
Yes |
24 |
4 |
150 |
1 X 104 |
|
Yes |
36 |
3 |
200 |
1 X 104 |
|
Yes |
|
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