Basic Info.
Installation
Outdoor High-voltage
Movement Mode
Horizontal Rotary Type
Number of Poles
Three Pole
Structure of Operating
Manual
Certification
ISO, ISO9001, IEC IEEE
Transport Package
Wooden Case
Packaging & Delivery
Package Size
150.00cm * 100.00cm * 60.00cm
Package Gross Weight
50.000kg
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
- Ambient Temperature : 5°C - 50°C
- Relative Humidity : 95% at 45°C (Tropicalised)
- Environmental condition: Tropical climate with polluted atmosphere
3.0 System Parameters
The switch shall be used on a network having the following characteristics:-
- Nominal voltage : 22 kV
- Maximum voltage : 24 kV
- Earthing Arrangement : Effectively earthed
- 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
- Rated voltage : 24kV
- Rated continuous current : 630A
- Impulse Voltage Level (BIL) : 150kV
- Rated Short time withstand current : 25kA/1 sec
- Rated peak withstand current : 62kA
- 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 , 630A
POV2568
| Serial No. |
Description |
Unit |
Value |
| 1. |
Manufacturer's Reference name/code |
- |
- |
| 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 |
Frequently Asked Questions
Q1: What is the primary function of a single-pole switch isolator?
A1: The single-pole switch isolator is designed for isolating feeders and lines in outdoor high-voltage network environments to ensure safe maintenance operations.
Q2: Which international standards does this disconnect switch comply with?
A2: It conforms to IEC 60129 and IEC 62271-102 Ed. 1.0 (2001) standards specifically covering alternating current disconnectors and earthing switches.
Q3: What are the key service conditions required for its operation?
A3: The switch is suitable for ambient temperatures ranging from 5°C to 50°C, and relative humidity up to 95% at 45°C, making it highly reliable in polluted tropical climates.
Q4: What are the electrical parameters like rated voltage and continuous current?
A4: The switch has a rated voltage of 24kV, a rated continuous current of 630A, and can withstand a short-time current of 25kA for 1 second.
Q5: How is this isolating switch manually operated?
A5: It features a manual structure of operating and is handled safely from ground level using a portable insulated hook stick.
Q6: What types of terminals and cables can this equipment accommodate?
A6: It is designed with tin-plated palms that fit both copper and aluminum compression lugs, accommodating AAAC 150mm² or XLPE insulated armored cables.
Bowser Electric
