Product Details
Product Description
Product Description
Focus on DCS, PLC, robot control system and large servo system.
Main products: various modules / cards, controllers, touch screens, servo drivers.
Advantages: supply of imported original products, professional production parts,
Fast delivery, accurate delivery time,
The main brands include ABB Bailey, Ge / fuanc, Foxboro, Invensys Triconex, Bently, A-B Rockwell, Emerson, ovation, Motorola, xyvom, Honeywell, Rexroth, KUKA, Ni, Deif, Yokogawa, Woodward, Ryan, Schneider, Yaskawa, Moog, prosoft and other brands
Table 18: Rotor overload (49 R) Features: Same as stator overload function, but three-phase measurement Settings: Same as for stator overload function Table 19: Inverse time negative phase sequence current (46) Features: • Protection against unbalanced load • Inverse time delay • Three-phase measurement Fig. 6 Inverse time negative phase sequence current protection function characteristics Settings: Base current (IB) 0.5 to 2.5 IN in steps of 0.01 IN Time multiplier k1 5 to 60 s in steps of 0.1 s Factor k2 (pick-up) 0.02 to 0.20 in steps of 0.01 tmin 1 to 120 s in steps of 0.1 s tmax 500 to 2000 s in steps of 1 s treset 5 to 2000 s in steps of 1 s Accuracy of NPS current (I2) measurement +2% (at fN) with measuring transformers Starting time ≤80 ms Table 20: Overtemperature (49) Features: • Thermal replica for system of first order or general thermal system response • Single- or three-phase current measurement • Highest phase value for three-phase measurement Settings: Base current IB 0.5 to 2.5 IN in steps of 0.01 IN Warning stage 50 to 200% ϑN in steps of 1% ϑN Tripping stage 50 to 200% ϑN in steps of 1% ϑN Thermal time constant 0.0 to 500 min in steps of 0.1 min Accuracy of current measurement ±2% (at fN) with measuring transformers Accuracy of the thermal image ±5% Numerical Generator Protection REG216 / REG216 Classic 1MRB520004-Ben Page 17 ABB Switzerland Ltd Power Technology Systems Table 21: Frequency (81) Features: • Maximum or minimum function (over-, underfrequency) • Minimum voltage blocking Settings: Frequency 40 to 65 Hz in steps of 0.01 Hz Delay 0.1 to 60 s in steps of 0.01 s Minimum voltage 0.2 to 0.8 UN in steps of 0.1 UN Accuracy of pick-up value ±30 mHz (at UN and fN) Reset ratio <106% Starting time 97% (max.), <103% (min.) Starting time ≤120 msr Starting time ≤80 ms
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