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SGI-R Series

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# SGI-R Series

MCB SERIES Miniature Circuit Breaker

Products Overview of Circuit Breakers

Product name ISOLATING SWITCH

| Product range | SGI-R |
| --- | --- |
| Product picture |  |
| Standard | GB/T 14048.3 IEC/EN 60947-3 |
| Number of poles | 1P,2P,3P,4P |
| Electrical characteristics |  |
| Rated current(A) In | 16-125 |
| Rated voltage(V) | AC 240,415 |
| AC rated shor-t circuit capacity(kA) |  |
| Breaking capacity (Icn/Icu)kA | - |
| Tripping curev | - |
| Type | AC |
| Electrical auxiliaries | - |
| Catalogue page NO. | 80-82 |

SGI-R Series lsolating Switch

| Standard | EN/IEC60947-3 GB/T 14048.3 |
| --- | --- |
| Number of poles | 1P,2P,3P,4P |
| Rated currents | 16,20,25,32,40,50,63,80,100,125A |
| Rated voltage(V) | 1P AC 240 2,3,4P AC 415 |
| Utilization category | AC-22A |
| Rated shor-t time withstand current Icw(Ie) | 12/1s |
| Rated shor-t circuit making capacity lcm(Ie) | 20 |
| Rated making & breaking capacity | 3le,1.05Ue,COSФ=0.65 |
| Rated insulation voltage Ui(V) | 690 |
| Rated impulse withstand voltage Uimp(kV) | 6 |
| Electrical endurance | 1500 |
| Mechanical endurance | 8500 |
| Terminal capacity | Cables up to 35 mm2 |
| Ambient temperature(°C) | -25~+40,Max.95%humidity |
| Storage temperature(°C) | -20~+60 |
| Altitude (meters) | Max. 2000 |
| Protection degree | IP20 |
| Installation | Mounting on 35mm DIN rail |
| Width | 17.8mm per pole |
| Certification |  |
| SGI-R-1P SGI-R-2P SGI-R-3P SGI-R-4P |  |

SGI-R Series lsolating Switch

|  | Rated current(A) | IEC60898-1 | Packing unit |
| --- | --- | --- | --- |
| SGI-R-1P | 16 | SGI-R-16/1 | 12 |
|  | 20 | SGI-R-20/1 |  |
|  | 25 | SGI-R-25/1 |  |
|  | 32 | SGI-R-32/1 |  |
|  | 40 | SGI-R-40/1 |  |
|  | 50 | SGI-R-50/1 |  |
|  | 63 | SGI-R-63/1 |  |
|  | 80 | SGI-R-80/1 |  |
|  | 100 | SGI-R-100/1 |  |
|  | 125 | SGI-R-125/1 |  |
| SGI-R-2P | 16 | SGI-R-16/2 | 6 |
|  | 20 | SGI-R-20/2 |  |
|  | 25 | SGI-R-25/2 |  |
|  | 32 | SGI-R-32/2 |  |
|  | 40 | SGI-R-40/2 |  |
|  | 50 | SGI-R-50/2 |  |
|  | 63 | SGI-R-63/2 |  |
|  | 80 | SGI-R-80/2 |  |
|  | 100 | SGI-R-100/2 |  |
|  | 125 | SGI-R-125/2 |  |
| SGI-R-3P | 16 | SGI-R-16/3 | 4 |
|  | 20 | SGI-R-20/3 |  |
|  | 25 | SGI-R-25/3 |  |
|  | 32 | SGI-R-32/3 |  |
|  | 40 | SGI-R-40/3 |  |
|  | 50 | SGI-R-50/3 |  |
|  | 63 | SGI-R-63/3 |  |
|  | 80 | SGI-R-80/3 |  |
|  | 100 | SGI-R-100/3 |  |
|  | 125 | SGI-R-125/3 |  |
| SGI-R-4P | 16 | SGI-R-16/4 | 3 |
|  | 20 | SGI-R-20/4 |  |
|  | 25 | SGI-R-25/4 |  |
|  | 32 | SGI-R-32/4 |  |
|  | 40 | SGI-R-40/4 |  |
|  | 50 | SGI-R-50/4 |  |
|  | 63 | SGI-R-63/4 |  |
|  | 80 | SGI-R-80/4 |  |
|  | 100 | SGI-R-100/4 |  |
|  | 125 | SGI-R-125/4 |  |

SGI-R Series lsolating Switch Endurance(operations) Category Operations Operation frequency Electrical endurance 1500 120/h Mechanical endurance 8500 120/h Wiring (The suitable conductors should be used for connection, see table below for relative parameters）

Features •Current capacity is enhanced and electric drive compensation is fully applied. •Reliable operation thanks to special designed operating mechanism. •Safe operation is ensured. Overall and mounting dimensions

Rated current In(A) Nominal cross section area s(mm2) Tightening torque (N.m) 16 20 25 32 40 50 63 80 80 100 35 125

2.5 2.5 4 6 10 10 16 35 35

SGI-R

Rated current 16~125A 16~125A

2.5

3.5