Disconnect Switch Isolator Single

Basic Info.

Model NO.	DSP-17.5
Number of Poles	Three Pole
Grounding	Single Ground
Series	Three
Run	Turn the Horizontal
Common Model	Ist
Structure of Operating	Manual
Certification	ISO, ISO9001, IEC IEEE
Brand	Oei Power
Quality	High
Transport Package	Wooden Case
Specification	IEC IEEE
Trademark	OEI Power
Origin	China
HS Code	8535309000
Production Capacity	7000

Product Description

TECHNICAL SPECIFICATIONS

Single Pole Switch Isolator, 22kV, 800/630A

1.0 General

The single pole switch isolator are used for isolating feeders and lines.

2.0 Service Conditions

a. Ambient Temperature : 5°C - 50°C
b. Relative Humidity : 95% at 45°C (Tropicalised)
c. Environmental condition: Tropical climate with polluted atmosphere

3.0 System Parameters

The switch shall be used on a network having the following characteristics:-
a. Nominal voltage : 22 kV
b. Maximum voltage : 24 kV
c. Earthing Arrangement : Effectively earthed
d. Frequency : 50 Hz

4.0 Standards

The item conform to IEC 60129 or IEC62271-102 Ed.1.0 (2001)-Alternating current disconnectors & earthing switches or any other equivalent international standards.
It will be the responsibility of our to prove equivalency of his standard with one of these 2 standards mentioned above.


5.0 Technical requirements

a. Rated voltage : 24kV
b. Rated continuous current : 630A
c. Impulse Voltage Level (BIL) : 150kV
d. Rated Short time withstand current : 25kA/1 sec
e. Rated peak withstand current : 62kA
f. Creepage Distance : 600mm

6.0 Basic Features

The isolating switch have the following characteristics;
- Single pole type suitable for outdoor use
- Double insulator construction
- Fitted with appropriate latching device to prevent accidental opening due to faults, line vibration, wind or other environmental influences
- Operated by portable insulated hook stick
- Suitable for underslung or vertical mounting
- Fitted with Tin plated palms suitable for Copper and Aluminium compression lugs
- The palms are suitable to accommodate conductor AAAC 150mm2 to BSEN50183: 2000 or armoured cable XLPE insulated 300mm2 Copper or 240mm2 Aluminium to IEC 502
- Incoming and outgoing conductor/cable are connected on fixed parts and not on rocking parts

Information to be furnished with the offer

The following are furnished with the offer:
a) Type Test Reports conforming to the relevant IEC Standards
b) Catalogues, Technical literature and dimensional drawings of the item offered
c) Detailed list of components
d) Duly filled Schedule of guaranteed particulars (Annexure A).
e) ISO 9001:2000 Certificate including the requirements as defined by clause 7 of the ISO 9001:2000 Standard.
f) A list of the supplier's orders for the last five years.

GUARANTEED PARTICULARS

Single pole switch isolator, 22kV , 800/630A

POV2568

Serial No.	Description
1.	Manufacturer's Reference name/code		OEIpower
2.	Drawing No.		IS-24
3.	Country of Origin
4.	Standard specifications to which the switch conform		IEC62271-102
5.	Rated Voltage	kV	24
6.	Rated frequency	Hz	50
7.	Rated continuous current	A	630
8.	Rated short time current duration	kA sec	25kA/1 sec
9.	Impulse voltage withstand 1.2/50µ S	kV	150
10.	Total creepage distance	mm	600