Transformaador de corriente
Páginas: 3 (561 palabras)
Publicado: 25 de agosto de 2010
Current and Voltage Controls Current Transformer, 1-Phase AC Types MI 5, MI 20, MI 100, MI 500
• 1-phase current metering transformer for use with control relays types: S 178, S 180, S 1821, S1822, SM 115, SY 115, H 479 • Measuring ranges: MI 5: 0.5 5 AAC MI 20: 2 - 20 AAC MI 100: 10 - 100 AAC MI 500: 50 - 500 AAC
Product Description
AC current transformers for 5, 20, 100, 500 AAC. Outputvoltage (0.4 - 4 Vp) is proportional to measured current.
Ordering Key
Type Input current
MI 500
Type Selection
Input current 5 AAC 20 AAC 100 AAC 500 AAC Type no. MI 5 MI 20 MI 100 MI500
Input Specifications
MI 5 Current range Max. current (continuously) Max. overload current (t = 30 s) Rated insulation voltage Input-output Overvoltage category Pollution degree Dielectricstrength Dielectric voltage Rated impulse withstand volt. Power consumption 0.5 - 5 AAC 20 AAC 40 AAC 1000 VACrms IV (IEC 60664) 3 (IEC 60664) 6 kVACrms 12 kV (1.2/50 µs) < 100 mW/5 A MI 20 2 - 20 AAC 50AAC 85 AAC 1000 VACrms IV (IEC 60664) 3 (IEC 60664) 6 kVACrms 12 kV (1.2/50 µs) < 100 mW/20 A MI 100 10 - 100 AAC 250 AAC 325 AAC 1000 VACrms IV (IEC 60664) 3 (IEC 60664) 6 kVACrms 12 kV (1.2/50 µs)< 0.5 W/100 A MI 500 50 - 500 AAC 750 AAC 1000 AAC 1000 VACrms IV (IEC 60664) 3 (IEC 60664) 6 kVACrms 12 kV (1.2/50 µs) < 6 W/500 A
Output Specifications
MI 5 Voltage output (TA = 20°C, RL = 9.5kΩ) Output impedance Tolerance of output voltage @ rated input current Temperature variation Rated insulation voltage (cable) 0.4 - 4 Vp < 700 Ω ± 5% ± 0.1% per °C 250 VACrms MI 20 0.4 - 4 Vp < 200 Ω± 5% ± 0.1% per °C 250 VACrms MI 100 0.4 - 4 Vp < 40 Ω ± 5% ± 0.1% per °C 250 VACrms MI 500 0.4 - 4 Vp < 10 Ω ± 5% ± 0.1% per °C 250 VACrms
Specifications are subject to change without notice1
Gross Automation (877) 268-3700 · www.carlogavazzisales.com · sales@grossautomation.com
MI 5, MI 20, MI 100, MI 500
General Specifications
Ambient temperature Connection cable Weight...
• 1-phase current metering transformer for use with control relays types: S 178, S 180, S 1821, S1822, SM 115, SY 115, H 479 • Measuring ranges: MI 5: 0.5 5 AAC MI 20: 2 - 20 AAC MI 100: 10 - 100 AAC MI 500: 50 - 500 AAC
Product Description
AC current transformers for 5, 20, 100, 500 AAC. Outputvoltage (0.4 - 4 Vp) is proportional to measured current.
Ordering Key
Type Input current
MI 500
Type Selection
Input current 5 AAC 20 AAC 100 AAC 500 AAC Type no. MI 5 MI 20 MI 100 MI500
Input Specifications
MI 5 Current range Max. current (continuously) Max. overload current (t = 30 s) Rated insulation voltage Input-output Overvoltage category Pollution degree Dielectricstrength Dielectric voltage Rated impulse withstand volt. Power consumption 0.5 - 5 AAC 20 AAC 40 AAC 1000 VACrms IV (IEC 60664) 3 (IEC 60664) 6 kVACrms 12 kV (1.2/50 µs) < 100 mW/5 A MI 20 2 - 20 AAC 50AAC 85 AAC 1000 VACrms IV (IEC 60664) 3 (IEC 60664) 6 kVACrms 12 kV (1.2/50 µs) < 100 mW/20 A MI 100 10 - 100 AAC 250 AAC 325 AAC 1000 VACrms IV (IEC 60664) 3 (IEC 60664) 6 kVACrms 12 kV (1.2/50 µs)< 0.5 W/100 A MI 500 50 - 500 AAC 750 AAC 1000 AAC 1000 VACrms IV (IEC 60664) 3 (IEC 60664) 6 kVACrms 12 kV (1.2/50 µs) < 6 W/500 A
Output Specifications
MI 5 Voltage output (TA = 20°C, RL = 9.5kΩ) Output impedance Tolerance of output voltage @ rated input current Temperature variation Rated insulation voltage (cable) 0.4 - 4 Vp < 700 Ω ± 5% ± 0.1% per °C 250 VACrms MI 20 0.4 - 4 Vp < 200 Ω± 5% ± 0.1% per °C 250 VACrms MI 100 0.4 - 4 Vp < 40 Ω ± 5% ± 0.1% per °C 250 VACrms MI 500 0.4 - 4 Vp < 10 Ω ± 5% ± 0.1% per °C 250 VACrms
Specifications are subject to change without notice1
Gross Automation (877) 268-3700 · www.carlogavazzisales.com · sales@grossautomation.com
MI 5, MI 20, MI 100, MI 500
General Specifications
Ambient temperature Connection cable Weight...
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