Thiết bị cắt lọc sét 3 pha SFH3 - 250 - 100 - 275
- Số Pha : 3 Pha.
- Dòng tải : 250 A.
- Dòng cắt sét : 100 KA / 1 Pha
- Dòng cắt sét tổng : 300 KA / 3 Pha
- Lắp đặt : Mắc nối tiếp.
Product Description
Novaris SFH surge filters provide the highest level of protection with the lowest let through voltage. When installed at a main switchboard Novaris surge filters will protect all connected equipment.
SFH3-250-100-275 : Surge filter, 250A, 3ph, 100kA
SFH3-250-150-275 : Surge filter, 250A, 3ph, 150kA -
SFH3-250-200-275 : Surge filter, 250A, 3ph,200kA -
SFH3-250-250-275 : Surge filter, 250A, 3ph, 250kA -
SFH3-400-100-275 : Surge filter, 400A, 3ph, 100kA
SFH3-400-150-275 : Surge filter, 400A, 3ph, 150kA -
SFH3-400-200-275 : Surge filter, 400A, 3ph, 200kA -
SFH3-400-250-275 : Surge filter, 400A, 3ph, 250kA -
| Standards Compliance |
| IEC 61643-1 class I |
| AS/NZS 1768 category C |
| IEEE C62.41 category C |
| BS 6651 category C |
| CP 33 category C |
| IEC 1000-4-5 |
| UL1449 third edition |
|
|
SFH3-250 100-275
|
SFH3-250 200-275
|
SFH3-400 100-275
|
SFH3-400 200-275
|
|
Electrical Specifications
|
|
Connection type
|
Series
|
|
Modes of protection
|
All mode (L-N, L-PE, N-PE)
|
|
Nominal voltage
|
U0
|
230V / 50Hz
|
|
Maximum continuous voltage
|
Uc
|
275V / 50Hz
|
|
Phases
|
3
|
|
Discharge current 8/20μs
|
Imax
|
100kA
|
200kA
|
100kA
|
200kA
|
|
Maximum load curent
|
IL
|
250A
|
400A
|
|
Protection stages
|
Metal oxide varistor / LC filter / metal oxide varistor
|
|
Voltage protection @ 3kA (8/20μs)
|
U p
|
<360V
|
|
Response time
|
tA
|
Instantaneous
|
|
Earth leakage current
|
<1μA
|
|
Maximum voltage drop (% of U0)
|
ΔU
|
<1%
|
|
3dB Frequency @ 50Ω
|
200Hz
|
150Hz
|
|
Displays
|
7-segment LED, percentage active
|
|
Alarms
|
Segment / thermal failure, clean SPDT contact
|
|
Alarm isolation to active circuitry
|
4kV
|
|
|
|
|
|
|
|
|
Mechanical Specifications
|
|
Operating temperature / humidity
|
-40 to +40ºC / 0 to 90% non-condensing
|
|
Connection type
|
Bus bar / cable lug
|
|
Alarm terminal capacity
|
2.5mm2
|
|
Terminal screw torque
|
0.5Nm
|
|
Environmental
|
IP 55 in enclosure
|
|
Mounting
|
Wall mount
|
|
Weight
|
90kg
|
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*Xin vui lòng liên hệ:
- Tel : 08.38 159 690/92 ~ 0903.111680 (Anh. Hải)
- Fax : 08.38 159 694
- Email : sales@conigroup.com