APTH series of bushings – resin insulators

Description

 

 

Izolatory przepustowe typoszeregu APTH - żywiczne

APTH series of bushings insulators from PHPU “Izol-Plast” Sp. z o. o. are manufactured as part of the modernized flameproof IT3Sm transformer stations and other transformer stations, and can also be used as spare parts for the refurbished and repaired flameproof transformer stations IT3Sb, IT3Sd, IT3Sc manufactured by Mikołowska Fabryka Transformatorów “MEFTA” (Alstom) in Mikołów, built with HiC insulation class, or they can be used in other devices. & nbsp;
Technical parameters of APTH series bushings:

  • rated voltage: 1250 V do 7000 V,
  • rated current: 200 A do 800 A,
  • nominal diameter of the pins: M10, M16, M20, M24,
  • the outer diameter of the insulator sleeve[mm]: Ø40, Ø50, Ø70, Ø116,
  • operating temperature range of insulators: -15oC do 100oC.

 

Technical data:

 

Insulator typeRated voltage[kV]Rated current [A]Number of pins[szt]Nominal diameter of the clampsThe outer diameter of the insulator flange[mm]Maximum torsional torque acting on the clamp[Nm]Working temperature range
APTH 1/5001,255001M16Ø40 +/- 0,150-15oC do 100oC
APTH 1/500 N1,255001M16Ø40 +/- 0,150
APTH 1/500 II1,255001M16Ø50 +/- 0,150
APTH 1/500 II-N1,255001M16Ø50 +/- 0,150
APTH 1/6001,256001M20Ø50 +/- 0,185
APTH 1/600 N1,256001M20Ø50 +/- 0,185
APTH 1/8001,258001M24Ø50 +/- 0,1130
APTH 1/800 N1,258001M24Ø50 +/- 0,1130
APTH 6/200 N7,002001M10Ø70 +/- 0,116
APTH 3-6/200 N*2003M10Ø116 +/- 0,116

* – permissible voltage between insulator pins – 4000 V, permissible voltage between insulator pin and mounting flange – 7000 V,
– when an insulator is installed in a transportable transformer station, the maximum permissible voltage between the pins of the insulator – 660 V, the rated voltage between one pin of the insulator and the mounting flange – 6600 V, the maximum voltage between one pin of the insulator and the mounting flange – 6930 V,

Insulator APTH 1/500
Bushing insulator from the main chamber of the flameproof transformer to the DN equipment chamber in 315kVA, 6 / 1kV and 400kVA, 6 / 1kV stations, as well as DN of It3Sf 1000kVA stations.
 
Izolator APTH 1/500 II
Bushing insulator from the main transformer chamber to the DN equipment chamber in 630kVA, 6 / 1kV stations.
 
Izolator APTH 1/500 N
The bushing insulator from the DN equipment chamber of the transformer to the DN connection chamber at 315kVA, 6 / 1kV and 400kVA, 6 / 1kV, and 1000kVA stations.
 
Insulator APTH 1/500 N-II
Bushing insulator from the transformer DN equipment chamber to the DN connection chamber in 630kVA, 6 / 1kV stations.
 
Insulator APTH 1/600
Bushing insulator from the main transformer chamber to the DN equipment chamber for a 400kVA, 6 / 0.5kV and 1000kVA, 6 / 1kV transformer station
 
Insulator APTH-1/600 N
Bushing insulator from the apparatus chamber to the DN connection chamber for a 500kVA, 6 / 0.5kV transformer station.
 
Insulator APTH 1/800
Bushing insulator from the main transformer chamber to the DN apparatus chamber for the 630kVA, 6 / 0.5kV transformer station.<br
Insulator APTH 1/800 N
The bushing insulatoe from the DN apparatus chamber to the DN chamber of this transformer station 630kVA, 6 / 0.5kV.
 
Insulator APTH 6/200 N
The bushing insulator from the HV apparatus chamber to the connection chamber of all types of flameproof transformers manufactured by the former Fabryka Transformatorów “MEFTA” Mikołów.
 
Insulator APTH 3-6/200 N
The bushing insulator is intended as a tap changer for all types of flameproof transformers manufactured by the former Fabryka Transformatorów “MEFTA” Mikołów.

Certificate

Series of bushings insulators APTH have an examination certificate type WE: KDB 08ATEX020U/1 from 23.05.2011r.

Central Mining Institute, Notified Body No. 1453 in accordance with Article 9 of Directive 94/9 / EC of 23 March 1994, confirms that the part or subassembly being the subject of this certificate meets the essential health and safety requirements for the design and construction of protective equipment and systems intended for use in potentially explosive atmospheres listed in Annex 2 to Directive 94/9 / EC (Chapter 2 of the Ordinance of the Minister of Economy of December 22, 2005, Journal of Laws No. 263, item 2203)

The basic requirements of safety and health protection were implemented by meeting the requirements of the following standards:

  • PN-EN 60079-0:2009
  • PN-EN 60079-1:2010

Series of bushings insulators APTH are marked with:
KDB 08ATEX020U
I M2 Ex d I Mb
1461

 

Download the catalog card:

Series of bushings insulators APTH

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