27 Kv Quallity Assurance Polymer Gapless Surge Arrester for High Voltage

• Type: Power Source Arrester
• Structure: Zinc Oxide Arrester
• Installation: Parallel Arrester
• Application: Substation
• Size: Meidum
• Operation Voltage: High Voltage
• Model NO.: HY10W-27
• Shape: Gyro Type
• Material: Ceramic
• Certification: ISO9001
• Rated Voltage: 24kv 27kv 30kv 33kv
• Creepage Distance: 640/730; 710/730; 780/1125; 840/1125mm
• Line Discharge Class: 1&2
• Transport Package: Standard Export Package
• Specification: ISO9001: 2008
• Trademark: L&R or according to customers requirements
• Origin: Wenzhou, Zhejiang, China
• Production Capacity: 100000 Pieces/Month

Product Description

Product Model	Rated Voltage	Continuous ooperating voltage (Kv rms)	Lightning impulse rresidual voltage undern nominal discharge current (≤vkp)	Line discharge class	Creepage distance (mm)	2ms  square wave impulse  current withstand (A)	4/10μHigh current impulse withstand
YH10W-24	24kV	19.2	72	1&2	640/730	250	100
YH10W-27	27kV	21.6	81	1&2	710/730	250	100
YH10W-30	30kV	24	90	1&2	780/1125	250	100
YH10W-33	33kV	26.4	99	1&2	840/1125	250	100

Model Meaning:

YH 10 W - YY - SC Z - OPTIONS
YH ------ Y-indicates porcelain housing, YH-indicates polymer housing
10  ------ 10kA-Discharge current
W   ------ W-indicates gapless
YY  ------ YY-rated voltage (kv)
SC Z ------ SC-applicable for station class only i.e. 'Z"-2, 3 or 4
OPTIONS  ------ 1. IBDD: ground lead disconnecting device Integrated in insulating bracket
                           2. LBO: I-bracket for mounting c/w bolts, Washers and lead for live terminal
                           3. CR: corona ring applicable to systenVoltages from 100kv and upwards
                           4. IBP: insulating base plate
                           5. BP-base plate only applicable from 40kv Upwards
                           6. ST12-st-m12 bolt c/w two nuts, washers & spring washer
                           7. ST26-st-stem type 26 Φ x 100mm top contact
                           8. ST38-st-stem type 38 Φ x 125mm top contact

                           9. PE-67 x 100mm flat l-shape top contact with 4 holes Φ 45mm centres

When Ordering Voltages Above 100Kv The Following Are STD
1. Corona Rings are STD component for voltages ranging from 110 kV and above
2. Base Plates with insulating bases are to be only ordered or used when coupling them to Surge Counter applications.
3. Base plates are STD supply for voltages ranging from 33 kV and above

Working Condition
1. Ambient air temperature: 40ºC ~+60.
2. Altitude: 3000m;
3. Frequency 48Hz-62Hz
4. Power frequency voltage applied between terminals of surge arrester must not exceed continuous operating voltage of surge arrester
5. Earthquake (Seismic) intensity is less than 8 degree
6. Max Wind speed is 35m/s;