Our main product are miniature voltage transformer ,miniature current transformer ,instrument current transformer , clamp on current transformer ,split core current transformer ,three phase current transformer ,zero-flux current transformerWaterproof transformer:GWSCCT660E,GWSCCT752E,GWSCCT667B,GWSC......

| Mfg | Rated Input | Dimensions(mm) | ||||||||||||
| Output (A) | Accuracy | |||||||||||||
| P/N | (A) | ø | A | B | C | |||||||||
| SCCT667D-025 | 50-400A | 1A/5A | 0.5,1.0,3.0 | 25 | 173 | 105 | 56 | |||||||
| SCCT667D-032 | 100-630A | 1A/5A | 0.5,1.0,3.0 | 32 | 206 | 112 | 56 | |||||||
| SCCT667D-045 | 100-1000A | 1A/5A | 0.2,0.5,1.0 | 45 | 193 | 125 | 56 | |||||||
| SCCT667D-055 | 100-1200A | 1A/5A | 0.2,0.5,1.0 | 55 | 180 | 135 | 56 | |||||||
| SCCT667D-065 | 100-1500A | 1A/5A | 0.2,0.5,1.0 | 65 | 203 | 145 | 56 | |||||||
| SCCT667D-080 | 200-2000A | 1A/5A | 0.2,0.5,1.0 | 80 | 228 | 160 | 56 | |||||||
| SCCT667D-100 | 500-3000A | 1A/5A | 0.2,0.5,1.0 | 100 | 248 | 180 | 56 | |||||||

| Part Number | Ratio | Measuring | Protection | Frequency (Hz) | Outline Dimensions ID-L-W-H (mm) | ||||
| Rated Input | Accuracy Class | Rated Accuracy Limit Primary Current (A) | Accuracy Class | ||||||
| GWSCCT661A-008 | 3000:1 | 5,10,15 | 0.2 0.5 1.0 | -- | -- | 50~400 | 5.0 -25.0-22.5-34.5 | ||
| GWSCCT661B-013 | 5,10,20,50,75 | 0.2 0.5 1.0 | 120 | 5P,10P | 50~400 | 10 -29.4-26.4-41.7 | |||
| GWSCCT661C-019 | 75,100,150 | 0.5,1.0 | 300 | 5P,10P | 50~400 | 16 -36.9-39.2-52.9 | |||
| GWSCCT661C-019 | 100,150,200,250 | 0.5,1.0 | 540 | 5P,10P | 50~400 | 24 -51.2-47-70.2 | |||
| GWSCCT661E-032 | 200,300,400,600 | 0.5,1.0 | 600 | 5P,10P | 50~400 | 35 -65.8-51.2-83.5 | |||

| Mfg | rated input | output | accuracy |
| GWSCCT752E-34 | 50-400A | 0-5A 0.333V | 0.2 0.5 1.0 |
| GWSCCT752E-46 | 100-600A | ||
| GWSCCT752E-46B | 100-800A | ||
| GWSCCT752E-813 | 500-5000A |

| Mfg | rated input | output | accuracy |
| GWSCCT660E-010 | 0.5-100A | 0-5A 0.333V | 0.5 1.0 |
| GWSCCT660E-019 | 1-250A | ||
| GWSCCT660E-025 | 5-400A | ||
| GWSCCT660E-030 | 5-630A | ||
| GWSCCT660E-045 | 5-1000A |

| GWCTSA Series Split Core Current Sensor 0.333 (Features) |
Low cost |
5 standard sizes |
Split core design, safer, easier installation, and portable |
GWCTSA Series Split Core Current Sensor (Applications) |
Measures AC current flow to electric motors, lighting, air condition equipment, etc. |
Compatible with HVACtemperature control, power management, building |
| GWCTSA Series Split Core Current Sensor (Specifications) | |
Rated Primary current | 5-600A |
Rated Secondary current | 0.333V-3.53V |
Rated load | 1, 2.5, 5.0, 10, 30VA |
Accuracy | 0.2 0.5 1.0Class |
Rated Short-time thermal current (Ith) | 20In |
Rated Dynamic current (Idyn) | 2.5Ith |
Case Material | UL flame retardant rating 94-V0 |
Highest Voltage for Equipment Um (rms) | 720 Vac |
Rated Power-Frequency Withstand Voltage(rms) | 3,000 Vac |
Frequency Range: | 50/60Hz |
Operating Temperature | -15ºC to 50ºC |
Standard | IEC 60044-1 |
Accessories | Supplied with feet for base mounting if required |
Certification | RoHS compliant CE&ETL approved |
| TIANJIN GREWIN TECHNOLOGY CO.,LTD. | ||||||||||
| GWSCCTA series split core current transformer | ||||||||||
| Part number | Rated input(A) | Second output(V) | Accuracy class | Limit primary current(A) | Accuracy class | Frequency(Hz) | OutlineDimensions ID-L-W-H(mm) | Unit weight | Turn ratio | Output cable |
| GWSCCT681B-005 | 5 10 15 | 0.333 | 1.0 3.0 | - | - | 50-400 | 5.0-25.0-22.5-34.5 | 30g | 3000:1 | wire(1m) |
| GWSCCT681B-010 | 5,10,20,50,75 | 0.333 | 1.0 3.0 | 120 | 5P 10P | 50-400 | 10-29.4-26.4-41.7 | 50g | 3000:1 | wire(1m) |
| GWSCCT681B-016 | 75,100,150 | 0.333 | 0.5 1.0 | 300 | 5P 10P | 50-400 | 16-36.9-39.2-52.9 | 100g | 3000:1 | wire(1m) |
| GWSCCT681B-024 | 100,150,200,250 | 0.333 | 0.5 1.0 | 540 | 5P 10P | 50-400 | 24-51.2-47-70.2 | 250g | 3000:1 | wire(1m) |
| GWSCCT681B-035 | 200,300,400,600 | 0.333 | 0.5 1.0 | 600 | 5P 10P | 50-400 | 35-65.8-51.2-83.5 | 400g | 3000:1 | wire(1m) |

| Mfg | Rated Input | Output | Accuracy | Dimensions(mm/inch) | |||
| P/N | (A) | (mA/V) | |||||
| Ø | A | B | C | ||||
| SCCT681B-010 | 5-75A | 0-50mA | 0.5,1.0,3.0 | 10.0 | 41.5 | 30.0 | 26.5 |
| (5,10,20,50,75) | 0.333V | (0.39) | (1.63) | (1.18) | (1.04) | ||
| SCCT681B-016 | 5-150A | 0-100mA | 0.5,1.0,3.0 | 16.0 | 53.0 | 36.0 | 30.5 |
| (5,10,50,100,150) | 0.333V | (0.63) | (2.09) | (1.42) | (1.20) | ||
| SCCT681B-024 | 10-400A | 0-200mA | 0.5,1.0,3.0 | 24.0 | 70.0 | 51.5 | 39.0 |
| (10,50,100,200,400) | 0.333V | (0.95) | (2.76) | (2.03) | (1.50) | ||
| SCCT681B-035 | 10-630A | 0-500mA | 0.5,1.0,3.0 | 35.0 | 84.0 | 65.0 | 41.0 |
| (20,100,250,400,600) | 0.333V | (1.38) | (3.31) | (2.56) | (1.61) | ||
GWSCCT681B Series Split Core Current Sensor (Specifications) | |
Rated Primary current | 5-600A |
Rated Secondary current | 0.333V-3.53V |
Rated load | 1, 2.5, 5.0, 10, 30VA |
Accuracy | 0.5, 1.0, 3.0 Class |
Rated Short-time thermal current (Ith) | 20In |
Rated Dynamic current (Idyn) | 2.5Ith |
Case Material | UL flame retardant rating 94-V0 |
Highest Voltage for Equipment Um (rms) | 720 Vac |
Rated Power-Frequency Withstand Voltage(rms) | 3,000 Vac |
Frequency Range: | 50/60Hz |
Operating Temperature | -15ºC to 50ºC |
Standard | IEC 60044-1 |
Accessories | Supplied with feet for base mounting if required |
Certification | RoHS compliant CE&ETL approved |

| Mfg | rated input | output | accuracy |
| GWSCCT662A-025 | 5-400A | 0-200mA 0-10V | 0.2 0.5 1.0 |
| GWSCCT662B-045 | 50-1000A | 0-500mA 0-10V | |
| GWSCCT662C-065 | 100-1500A | 0-500mA 0-10V | |
| GWSCCT662D-080 | 50-2000A | 0-500mA 0-10V | |
| GWSCCT662E-100 | 800-3000A | 0-600mA 0-10V |
Type Selection(Output: 1A/5A)| Mfg P/N | Rated Input (A) | Output (A) | Accuracy | Dimensions(mm) | ||||||||
| A | B | C | D | E | F | G | H | I | ||||
SCCT731A(23) | 100-400A | 1A/5A | 0.5,1.0,3.0 | 20 | 30 | 50 | 88 | 104 | 34 | 41 | 40 | 31 |
SCCT731B(58) | 250-1000A | 1A/5A | 0.5,1.0,3.0 | 50 | 80 | 78 | 114 | 145 | 32 | 32 | 33 | 33 |
SCCT731C(88) | 250-1000A | 1A/5A | 0.5,1.0,3.0 | 80 | 80 | 108 | 144 | 145 | 32 | 32 | 33 | 33 |
SCCT731D(812) | 500-1500A | 1A/5A | 0.5,1.0,3.0 | 80 | 120 | 108 | 144 | 185 | 32 | 32 | 33 | 33 |
SCCT731E(814) | 600-5000A | 1A/5A | 0.5,1.0,3.0 | 80 | 140 | 122 | 176 | 228 | 47 | 47 | 53 | 38 |
SCCT731F(816) | 800-5000A | 1A/5A | 0.5,1.0,3.0 | 80 | 160 | 120 | 176 | 246 | 48 | 48 | 53 | 38 |
SCCT731G(36) | 100-3000A | 1A/5A | 0.5,1.0,3.0 | 30 | 60 | 88 | 132 | 131 | 49 | 36 | 55 | 43 |
SCCT731H(513) | 100-4000A | 1A/5A | 0.5,1.0,3.0 | 55 | 130 | 80 | 125 | 195 | 35 | 30 | 53 | 35 |
