SGL8N-2 Load Disconnect Switch

ADVANTAGES

 

Main function

 

With overload delay protection, short circuit instantaneous protection, used to distribute electric energy, protect circuit and the power supply equipment from the danger of overload, short circuit etc.

 

 

Application

 

Suitable for circuits below 1500VDC
cabinet/combiner box/photovoltaic system

 

 

Model and significance

 

S GL 8N 2 OF1 DO
Enterprise code lsolating switch serial number Design Number case grade rated current code320A Maximum accommodating flow capacity 40kA Auxiliary code
None: Without assistance
OF1 、2、3、4:
OF1,2,3,4 groups of auxiliary
Handle operation
None: inside operation
DO:outside operationA\B

 

 

Advantage

 

Double magnetic and arc extinguishing chamber Save installation space and cost Groove structure Oversized terminal block
let Power be disconnected in a compact space From 4P to 2P
Wiring nuts are provided for the full series
lncrease creepage distance
Reduce the risk of current leakage
standard with 4*20mm copper
silver-plated material

 

 

Installation requirements

 

The normal range of ambient air temperature is not higher than +40°℃, not lower than -25°℃, and the relative humidity is not more than 95%
The altitude of the installation site does not exceed 2000 meters
Pollution level 3
please institution in a non-explosive medium, and there is no gas and dust (including conductive dust) that can corrode metals and damage insulation in the medium

 

 

Apecifications

 

Model SGL8N-2
Phase (Pole) 2 3 4 (1set) 4 (2set) 6
Type Manual Manual Manual Manual Manual
Operaion hander Left / middle Left / middle Middle Middle Middle
Ue 1500VDC 1500VDC 1500VDC 1500VDC 1500VDC
Wiring 2a、2b 3a、3b 4c、4d 4a、4b 6a、6b
Standard IEC lEC 60947-3 lEC 60947-3 lEC 60947-3 lEC 60947-3 lEC 60947-3
ln(A)/Category 32-100A PV-1/PV-2 - - PV-1/PV-2 PV-1/PV-2
125-250A PV-1/PV-2 - - PV-1/PV-2 PV-1/PV-2
320A PV-1 PV-2 - - -
400A - - PV-1 - -
500A - - PV-1 - -
Ui 1600VDC 1600VDC 1600VDC 1600VDC 1600VDC
Uimp 12KV 12KV 12KV 12KV 12KV
lcw
1s/1500Vdc, 1s, RMS
8kA 8kA 8kA 8kA 8kA
Mechanical 8000 8000 8000 8000 8000
Endurance (times) 1000 1000 1000 1000 500
Acce Aux Contact o o o o o
Tripping Coil (SHT) x x x x x
Power Supply x x x x x
Terminal Cover
Standard configuration
Phase Barriers o o o o o
Selectortype handle x x x x x
Directhandle
Standard configuration
Extention Handle o o o o o
Key Lock o o o o o

 

 

High temperature derating factor

 

Current specifications Wiring 40 50 60 65
Below250A / 1 1 1 1
250A 2a、2b 1 1 1 1
250A 4a、4b 1 1 0.95 0.88
250A 6a、6b 1 0.95 0.9 0.85
320A 2a、2b 1 1 0.95 0.9
320A 3a、3b 1 0.95 0.9 0.85
400A 4c、4d 1 1 1 1
500A 4c、4d 1 0.95 0.9 0.85
Above data is measured in the laboratory under the standard conditions of GB/T 14048.3

 

 

Dimensions (mm)

 

SGL8N-2 Load Disconnect Switch

SGL8N-2 Load Disconnect Switch

SGL8N-2 Load Disconnect Switch

SGL8N-2 Load Disconnect Switch

 

 

Wiring diagram

 

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