Load isolation switch
Product details↓
Introduction
  SGL series load isolation switch(hereinafter called switch for short)is manufactured by our company with the up-to-date technique imported from europe.This product meets the international technical level in the late 1990s,being the most ideal renewal of domestic congeneric products.
  This kind of load isolation switch is widely used in the distribution system and automatic system of architecture,electrical power,petrochemical,and other industries.
  This kind of load isolation switch possesses flexible structure of modularized design,possesses flexible and veraatile compositionality,it adopts the shell made by unsaturated polyester resin reinforced by glassfibre.It has very high dielectric performance,protective capability,and reliable operation.
  The operating mechanism is an elastic-accumulating accelerating mechanism for instant release,which makes instant on and off of the double breakpoint contact.It has no relationship with the speed of operating handle and increases greatly various electric properties and mechanicl properties.
  Many forms of structres and operation in which the on and off state of contact is observed through windows.There are operations inside and outside the board.There are frontal and lateral operations.There are connections behind the board.
  This kind of switch has good-looking outline and various functions,being very novel,simple and small dimensioned,and the best choice among the congeneric products.


Type & meaning
One NO One NC F11 F1NO+F1NC
Two NO Two NC F22 F2NO+F2NC
  Example of model selection
SGLZ2-160A/4JF11~380V In 125A
Change over load Isolation switch,inlet,AC rate voltage 380V,anventional thermal current 160A,rate current 125A,4 poles,operation outside the board,auxiliary contact No+Nc.


Characteristice of products
  1.The elastic-accumulating accerlerating mechanism For instand release realizes the rapid making and breaking(13.8m/s),having no relationship with the speed of the operating handle,and increasing greatly the capability of extinguishing electric arc.
  2.The shell made of unsaturated polyester resin reinforced by glassfibre possesses excellent performance of flame resistant,dielectric performance,safe operformance.
  3.Parallel double gap contant possesses self-cleaning functions.
  4.All the contact materials are copper alloy plated with silver,and possess two separation contact furfaces,
  5.Large clearance of insulation.
  6.Be on "0" ,the products can lock the handle with three locks at the same time and thus can avoid error operation.
Product usage
  SGL series load isolation switch mainly suitable for AC 50Hz,rated voltage to 660v,DC rated voltage up to 440v,rated current up to 3,150A,The switch used in the infrequent making and breaking circuit.


SGL-63A~3150A electrical properties and mechanical properties
Conventional thermal current lth A 63A 100A 160A 250A
Rated current In (A) 40 63 80 100 120 160 200 200
Rated impulse withstand voltage Ui(V) 750 750 750 750 750 750 750 750
Dielectric strength(V) 5000 5000 5000 5000 5000 5000 5000 5000
Rated surge-resistant voltage Uimp kV(installed category IV) 6 6 6 6 8 8 8 8
Rated Working current(A) 380V AC-21 40 63 80 80 125 160 200 200
AC-22 40 63 80 80 125 160 200 200
AC-23 40 50 80 80 125 160 200 200
660V AC-21 40 50 80 80 125 160 200 200
AC-22 32 32 50 50 125 80 160 160
AC-23 25 25 40 40 80 160 100 125
220V AC-21 32 63 80 1000 125 160 200 250
AC-22 40 63 80 80 125 125 200 250
AC-23 40 63 63 63 125 125 160 200
440V AC-21         100 125 160 200
AC-22         100 125 160 200
AC-23         100 125 160 200
Motor power P(380V)kW 380V 18.5 25 40 40 63 8 100 132
660V 22 22 33 33 75 75 90 110
Rated short-time withstand current(kA Rms)0.1S/1.0S         20/10 20/10 30/12 30/12
Rated breaking capbility(A Rms)AC33 380V 320 504 630 800 1000 1000 1600 1600
Rated making capability(A Rms)AC33 380V 400 630 800 1000 1250 1250 2000 2000
Rated short-current making capability lcm(kA peak value) 7.5 7.5 10 10 12 12 17 17
Mechanical durability(number of cyclic iperation) 10000 10000 10000 10000 10000 10000 10000 10000
Electric durability(number of cyclic iperation)
Rated voltage Ue=660V,Rated current le
COSφ=0.95 AC21 1700 1700 1700 1700 1500 1500 1500 1500
COSφ=0.65 AC22 100 100 100 100 1000 1000 1000 1000
COSφ=0.35 AC23 500 500 500 500 500 500 500 500
Moment of operation(Nm) 1.2 1.2 1.2 1.2 6.5 6.5 10 10
Weight(kg) 3poles 0.37 0.37 0.37 0.37 1.3 1.3 2.2 2.2
4poles 0.41 0.41 0.41 0.41 1.5 1.5 2.6 2.6


Conventional thermal current lth A 630A 1600A 3150A
Rated current In (A) 315 400 500 630 1000 1250 1600 2000 2500 3150
Rated impulse withstand voltage Ui(V) 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000
Dielectric strength(V) 8000 8000 8000 8000 10000 10000 10000 10000 10000 10000
Rated surge-resistant voltage Uimp kV(installed category IV) 12 12 12 12 12 12 12 12 12 12
Rated Working current(A) 380V AC-21 315 400 500 630 1000 1250 1600 2000 2500 3150
AC-22 315 400 500 630 1000 1250 1600 2000 2000 3150
AC-23 315 340 425 536            
660V AC-21 315 400 400 500 1000 1000 1600 2000 2500 2500
AC-22 315 315 315 315 800 800 800 1000 1000 1000
AC-23 125 125 125 125            
220V AC-21 315 400 500 630 1000 1250 1600 2000 2500 2500
AC-22 315 400 400 500 1000 1250 1250 1600 1600 1600
AC-23                    
440V AC-21 315 400 400 500 1000 1250 1250 2000 2000 2000
AC-22 315 400 400 500 1000 1250 1250 1250 1250 1250
AC-23 315 400 400 500 1000 1000 1000      
Motor power P(380V)kW 380V 160 220 280 315 560 560 560 710 710 710
660V 185 185 185 185 475 475 475 750 750 750
Rated short-time withstand current(kA Rms)0.1S/1.0S 45/20 45/20 50/25 50/25 90/50 90/50 90/50 90/50 90/50 90/50
Rated breaking capbility(A Rms)AC33 380V 2500 3200 3200 3200            
Rated making capability(A Rms)AC33 380V 3150 4000 4000 4000            
Rated short-current making capability lcm(kA peak value) 30 30 40 40            
Mechanical durability(number of cyclic iperation) 5500 5500 5500 5500 4000 400 3000 2500 2500 2500
Electric durability(number of cyclic iperation)
Rated voltage Ue=660V,Rated current le
COSφ=0.95 AC21 750 750 750 750 600   450      
COSφ=0.65 AC22 500 500 500 500 400   300      
COSφ=0.35 AC23 250 250 250 250 200   150      
Moment of operation(Nm) 14.5 14.5 14.5 14.5 37   60 60 60 60
Weight(kg) 3poles 4.3 4.3 4.7 4.7 10.5   16 25.5 25.5 31
4poles 5.4 5.4 6 6 13   20 37.5 37.5 51.5


conformed standard
Operation Environment
SGL series isolation switch can work reliably under the following conditions:
◎Height above sea level does not exceed 2,000m;
◎Ambient temperature is ntot higher than 40℃and not lower than -5℃;Relative humidity is not larger than 95%;
◎No explosive dangerous medium environment;
◎No rain and snow attack environment;
Note:if the load isolation switch is expected to be used in the condition that the ambient temperature is higher than +40℃ or is lower than -5℃-45℃,customers should inform to the manufactory.
SGL-63~3150A load isolation switch
◎7 specifications of SGL load isolation switch from 63A to 3150A:Basic model of modularized design,3 poles,4 poles(3 poles+on and off neutral pole).It is suitable for the making and breaking operation of electric circuit or electric isolation.Switches over 1000A are only suitable for electric isolation.
◎Mark window is set in the front side to indicate the on and off state of the contact.
◎Rear observation window can be povided according to the demand to observe directly the on and off state of the contact.For switch,SGL-160A~1600A/H.
◎Two group of auxiliary contacts can be assembled.
◎The electric cable insulating cover can be assembled.


Operation mode
Direct operation:
The handle is installed directly in the middle of the switch.
Operation outside the board:
The handle is installed outside the door off distributing board.


SGL-63~100A load isolation switch
63A-100A is suitable for the making and breaking of electrical isolation circuit or electric insulation.
63A-100A posseses three poles,and four poles(three poles+on off neutral pole.)
Two sets of auxiliary contacts can be assembled according to demand.
Side operation,operation outside,the board can be assemble according to demand.
Attion:It’s SGL-40A~63A loading isolation switch which is no span


SGL-63A~100A load isolation switch side operation load isolation switch
Direct operation of SGL-63A
Direct operation of SGL-100A


External dimension and installation dimension of SGL-160A~630A load isolation swtich
Specification External Dimension and Installation Dimension
125A~630A I M Z W Q V
125A 55 5.5 85 190 218 54
160A 55 5.5 85 190 218 54
200A 55 5.5 85 190 218 54
250A 55 5.5 85 190 218 54
315A 60 6.5 130 240 270 55
400A 60 6.5 130 240 270 55
500A 60 6.5 130 240 270 55
630A 60 6.5 130 240 270 55
 
Specification External Dimension and Installation Dimension
In A A1 B C D D1 E φL J J1 K N P R S T U φX Y F H
125A/3 140 50 135 116 27 92 71 5.5 120 120 65 85 36 20 235 3.5 85 9 24 52 10
125A/4 170 50 135 116 27 92 71 5.5 150 150 65 , , 85 36 20 235 3.5 85 9 24 52 10
160A/3 140 50 135 116 27 92 71 5.5 120 120 65 85 36 20 235 3.5 85 9 24 52 10
160A/4 170 50 135 116 27 92 71 5.5 150 150 65 85 36 20 235 3.5 85 9 24 52 10
200A/3 180 60 170 128 35 104 83 5.5 160 160 90 115 50 25 290 3.5 110 11 25 79 13
200A/4 230 60 170 128 35 104 83 5.5 210 210 90 115 50 25 290 3.5 110 11 25 79 13
250A/3 180 60 170 128 35 104 83 5.5 160 160 90 115 50 25 290 3.5 110 11 25 79 13
250A/4 230 60 170 128 35 104 83 5.5 210 210 90 115 50 25 290 3.5 110 11 25 79 13
315A/3 230 85 240 169 50 133 113 7 210 210 140 145 65 32 400 5 1600 11 36 100 24
315A/4 290 85 240 169 50 133 113 7 270 270 140 145 65 32 400 5 1600 11 36 100 24
400A/3 230 85 240 169 50 133 113 7 210 210 140 145 65 32 400 5 1600 11 36 100 24
400A/4 290 85 240 169 50 133 113 7 270 270 140 145 65 32 400 5 1600 11 36 100 24
500A/3 230 85 260 169 50 133 113 7 210 210 140 145 65 40 400 5 1600 12 36 100 24
500A/4 290 85 260 169 50 133 113 7 270 270 140 145 65 40 400 5 1600 12 36 100 24
630A/3 230 85 260 169 50 133 113 7 210 210 140 145 65 40 400 5 1600 12 36 100 24
630A/4 290 85 260 169 50 133 113 7 270 270 140 145 65 40 400 5 1600 12 36 100 24


External dimension and installaiton dimension of SGL-1600A~3150A load isolation switch
Specification External Dimension and Installation Dimension
In A A1 B D E F G J J1 N R S T U Y Y1 Y2 Q
125A/3 378 105 312         353 353 186 60 480 8 200 48     311
125A/4 492 105 312         467 467 246 60 480 8 200 48     311
160A/3 378 105 338 20 40 16 35 353 353 186 80 480 8 200 48     311
160A/4 492 105 338 20 40 16 35 467 467 246 80 480 8 200 48     311
200A/3 378 105 338 20 40 16 35 353 353 186 80 480 10 200 49     311
200A/4 492 105 338 20 40 16 35 467 467 246 80 480 10 200 49     311
250A/3 378   455 20 40 20 40 353 353 186 80 560 10 200   75.5 227.5 311
250A/4 492   455 20 40 20 40 467 467 246 80 560 10 200   75.5 227.5 311
315A/3 378   455 20 40 20 40 353 353 186 80 560 10 200   75.5 227.5 311
315A/4 492   455 20 40 20 40 467 467 246 80 560 10 200   75.5 227.5 311
400A/3 378   505 35 50 25 50 353 353 186 120 560 15 200   78 230 311
400A/4 492   505 35 50 25 50 467 467 246 120 560 15 200   78 230 311


operation load isolation switch behind the SGL-160A~1600A/H board
160A-1600A is stuitable for the making and breaking of electricl isolation circuit or electric insulation.Those over In 1,000A are only suitable for electric isolation.
160A-1600A possesses three poles,and four poles(three poles+on -off neutral pole).
Observation window for products below 630A can be provided according to the demand to observe directly the on and off state of the contact.
Two sets of auxiliary contacts can be assmbled according to demand.
Mechanical property and electric property correspond to the mechanical property and electric property of SGL-160A~1600A.
Note:only offer products for operation outside the board.


External dimension and installed dimension of operation load isolation swtich behind the SGL-160A~630A/H board.
Specification External Dimension and Installation Dimension
125A~630A I M Z W Q T
125A 60 6.5 115 240 270 3
160A 60 6.5 115 240 270 3
200A 62 8.5 115 240 270 3
250A 62 8.5 115 240 270 3
315A 65 11 170 280 311 4
400A 65 11 170 280 311 4
500A 65 11 170 280 311 4
630A 65 11 170 280 311 4
 
Specification External Dimension and Installation Dimension
125A~630A K1 L1
125A 95 7
160A 95 7
200A 116 9
250A 116 9
315A 180 11
400A 180 11
500A 180 11
630A 180 11
 
Specification External Dimension and Installation Dimension
In B C D D1 J N P R U φX F H
125A/3 135 14 27 92 120 85 36 20 85 9 52 10
125A/4 135 14 27 92 150 85 36 20 85 9 52 10
160A/3 135 14 27 92 120 85 36 20 85 9 52 10
160A/4 135 14 27 92 150 85 36 20 85 9 52 10
200A/3 170 16 35 104 160 115 50 25 110 11 79 13
200A/4 170 16 35 104 210 115 50 25 110 11 79 13
250A/3 170 16 35 104 160 115 50 25 110 11 79 13
250A/4 170 16 35 104 210 115 50 25 110 11 79 13
315A/3 240 15 50 133 210 145 65 32 160 11 100 24
315A/4 240 15 50 133 270 145 65 32 160 11 100 24
400A/3 240 15 50 133 210 145 65 32 160 11 100 24
400A/4 240 15 50 133 270 145 65 32 160 11 100 24
500A/3 2600 15 50 133 210 145 65 40 160 12 100 24
500A/4 2600 15 50 133 270 145 65 40 160 12 100 24
630A/3 2600 15 50 133 210 145 65 40 160 12 100 24
630A/4 2600 15 50 133 270 145 65 40 160 12 100 24


External dimension and installed dimension of operation load isolation switch behind the SGL-1600A/H board.
Specification External Dimension and Installation Dimension
In A B J N R S T Y
1000A/3 378 312 353 186 60 56 8 48
1000A/4 492 312 467 246 60 56 8 48
1250A/3 379 338 353 186 80 69 8 48
1250A/4 492 338 467 246 80 69 8 48
1600A/3 378 338 353 186 80 69 10 49
1600A/4 492 338 467 246 80 69 10 49


Connection load isolation switch behind SGL-160A~1600A/B board.
◎160A-1600A is suitable for the making and breaking of electric isolation.Over In 1,000A are only suitable for electric isolation.
◎160A-1600A has three poles,and four poles(three poles+on-off neutral pole).
◎Observation window for products below 630A can be provided according to the demand the on and off state of the contact.
Two sets of auxiliary contacts can be assembled according to the demand.
◎Mechanical performance and electric performance correspond to the mechanical property and electric property of SGL-160A~1600A.


External dimension and installation dimension of SGL-160A~630A/B load is,olation switch wired at the back.
Specification Dimension of Bottom board
125A~630A I M Z W Q T
125A 55 5.5 85 190 218 54
160A 55 5.5 85 190 218 54
200A 55 5.5 85 190 218 54
250A 55 5.5 85 190 218 54
315A 60 6.5 130 240 270 55
400A 60 6.5 130 240 270 55
500A 60 6.5 130 240 270 55
630A 60 6.5 130 240 270 55
 
Specification External Dimension and Installation Dimension
In A B C C1 D D1 E E1 φL J K N P R U T φX Y F H
125A/3 140 189 116 6 27 92 71 10 5.5 120 65 85 36 20 85 3.5 9 24 52 10
125A/4 170 189 116 6 27 92 71 10 5.5 150 65 85 36 20 85 3.5 9 24 52 10
160A/3 140 189 116 6 27 92 71 10 5.5 120 65 85 36 20 85 3.5 9 24 52 10
160A/4 170 189 116 6 27 92 71 10 5.5 150 65 85 36 20 85 3.5 9 24 52 10
200A/3 180 222 128 10 35 104 83 15 5.5 160 90 115 50 25 110 3.5 11 25 79 13
200A/4 230 222 128 10 35 104 83 15 5.5 210 90 115 50 25 110 3.5 11 25 79 13
250A/3 180 222 128 10 35 104 83 15 5.5 160 90 115 50 25 110 3.5 11 25 79 13
250A/4 230 222 128 10 35 104 83 15 5.5 210 90 115 50 25 110 3.5 11 25 79 13
315A/3 230 284 169 4 50 133 113 17 7 210 140 145 65 32 160 5 11 36 100 24
315A/4 290 284 169 4 50 133 113 17 7 270 140 145 65 32 160 5 11 36 100 24
400A/3 230 284 169 4 50 133 113 17 7 210 140 145 65 32 160 5 11 36 100 24
400A/4 290 284 169 4 50 133 113 17 7 270 140 145 65 32 160 5 11 36 100 24
500A/3 230 294 169 14 50 133 113 20 7 210 140 145 65 40 160 5 13 36 100 24
500A/4 290 294 169 14 50 133 113 20 7 270 140 145 65 40 160 5 13 36 100 24
630A/3 230 294 169 14 50 133 113 20 7 210 140 145 65 40 160 5 13 36 100 24
630A/4 290 294 169 14 50 133 113 20 7 270 140 145 65 40 160 5 13 36 100 24


External dimension and installation dimension of SGL-1600A/B isolation switch wired at the back
Specification External Dimension and Installation Dimension
In A B C1 J J1 N R U T Q Y
1000A/3 378 344 22 353 353 186 60 200 8 311 48
1000A/4 492 444 22 467 467 246 60 200 8 311 48
1250A/3 378 344 32 353 353 186 60 200 8 311 48
1250A/4 492 444 32 467 467 246 60 200 8 311 48
1600A/3 378 348 32 353 353 186 60 200 10 311 49
1600A/4 492 448 32 467 467 246 60 200 10 311 49


SGLC-160A~1600A side operation load isolation switch
◎SGL-160A~1600A.The load isolation switch is suitable for the making and breaking of circuit or electric isolation.The products have three pole,four pole(three poles+on-off neutral pole)Switches over1000A are only suitable for Electric isolation.
◎Observation window can be provided for products below 630A can be provided according to the demand to observe directly the on and off state of the contact.
◎Mode of operation:
◎Direct operation:handle is installed on the right side of switch.
◎Operation outside the board:handle is installed outside the door of distributing board.
◎Two sets of auxiliary contacts can be assembled according to the demand.
◎Extended shaft is used for the operation outside the board.
◎Mechanical property and electric performance correspond to the mechanical performance and electric perfomance of SGLC-160A~1600A.
◎The electric cable insulating cover can be assembled.


External dimension and installation dimension of SGLC-160A~630A side operation load isolation switch.
Specification External Dimension and Installation Dimension
125A~630A I M Z W Q T
125A 60 6.5 115 240 270 3
160A 60 6.5 115 240 270 3
200A 62 8.5 115 240 270 3
250A 62 8.5 115 240 270 3
315A 65 11 170 280 311 4
400A 65 11 170 280 311 4
500A 65 11 170 280 311 4
630A 65 11 170 280 311 4
 
Specification External Dimension and Installation Dimension
In A A1 B C D D1 E J J1 J2 K P R T U φX Y L F
125A/3 267 50 135 146 29 123 88 120 65 120 95 36 20 3.5 85 9 55 7 52
125A/4 297 50 135 146 29 123 88 150 65 150 95 36 20 3.5 85 9 55 7 52
160A/3 267 50 135 146 29 123 88 120 65 120 95 36 20 3.5 85 9 55 7 52
160A/4 297 50 135 146 29 123 88 150 65 150 95 36 20 3.5 85 9 55 7 52
200A/3 300 60 170 154 30 133 98 160 65 160 116 50 25 3.5 110 11 64 9 79
200A/4 350 60 170 154 30 133 98 210 65 210 116 50 25 3.5 110 11 64 9 79
250A/3 300 60 170 154 30 133 98 160 65 160 116 50 25 3.5 110 11 64 9 79
250A/4 350 60 170 154 30 133 98 210 65 210 116 50 25 3.5 110 11 64 9 79
315A/3 400 85 240 199 45 162 127 210 77 210 180 50 32 5 160 11 83 11 100
315A/4 460 85 240 199 45 162 127 270 77 270 180 50 32 5 160 11 83 11 100
400A/3 400 85 240 199 45 162 127 210 77 210 180 65 32 5 160 11 83 11 100
400A/4 460 85 240 199 45 162 127 270 77 270 180 65 32 5 160 11 83 11 100
500A/3 400 85 260 199 45 162 127 210 77 210 180 65 40 5 160 12 83 11 100
500A/4 460 85 260 199 45 162 127 270 77 270 180 65 40 5 160 12 83 11 100
630A/3 400 85 260 199 45 162 127 210 77 210 180 65 40 5 160 12 83 11 100
630A/4 460 85 260 199 45 162 127 270 77 270 180 65 40 5 160 12 83 11 100


External dimension and installation dimension of SGLC-1600A side operation isolation switch
1250A/3
Specification External Dimension and Installation Dimension
In A A1 B D E F J K M N P Q R U T W Z
1000A/3 378 105 312 140.5 163 47.5 353 175 8.5 226 120 311 60 200 8 280 224
1000A/4 492 105 312 140.5 163 47.5 467 175 8.5 286 120 311 60 200 8 280 224
378 105 338 140.5 163 47.5 353 175 8.5 226 120 311 80 200 8 280 224
1250A/4 492 105 338 140.5 163 47.5 467 175 8.5 286 120 311 80 200 8 280 224
1600A/3 378 105 338 140.5 163 47.5 353 175 8.5 226 120 311 80 200 10 280 224
1600A/4 492 105 338 140.5 163 47.5 467 175 8.5 286 120 311 80 200 10 280 224
Published: 2010/6/24 13:57:58     Views: 2735 PrintClose