Application
YBW series products is a kind of set of equipment which assembles the MV switch apparatus, transformer,LV distribution equipment
together according to fixed connection scheme. This series substation is suitable for neighborhood unit, hotel, large-scale work site and high building that the voltage is 12kV/24kV/36kV/40.5kV, the frequency is 50Hz and the capacity is under 2500kvA.
Standards:IEC60076,IEC1330,ANSI/IEEE
C57.12.00,C57.12.20,C57.12.90,BS171,SABS 780
Servicecondition
a) Both indoor or outdoor
b) Air temperature:Maximum temperature:+40℃; Minimumtemperature:-25℃
c) Humidity:Monthly average humidity 95%; Daily average humidity 90% .
d) Altitude above sea level:Maximum installation altitude:2000m.
e) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
f) No frequent violent shake
Note: * Beyond those services condition should enquiry to manufacturer technical dept during order
Note: *The above parameter is only subject to our standard design, special requirement can be customized
Maintechnicalspecifications
| Name | Unit | HV side | Transformer | LV side |
| Rated voltage | KV | 6-40.5kV | 6-40.5kV | 0.4 |
| Rated current | A | 630 | 3/75-150/3750 | Less than 4000 |
| Frequency | HZ | 50 | ||
| Rated Capacity | KVA | 50-2500 | ||
| Pfr withstand | KV | 42/50/70/95 | 2.5 | |
| BIL | KV | 75/125/170/185 | ||
| Crust Protection Grade | LP23 | Oil type 55; dry type65 | IP23 | |
| Noisy Grade | dB | |||
| Appearance | mm | According to primacy wiring circuit schema | ||