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| | | Design - 8200 and 9300 vector Brake chopper 8253 /9352 | | |
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| | | 8253 and 9352 brake choppers can be optimised for the required brake power. For this purpose, the brake choppers are operated with an external brake resistor. The minimum brake resistance is 47 ohms on the 8253 and 18 ohms on the 9352. | | The brake chopper can be mounted directly adjacent to three-phase 8200 frequency inverters (8253 for 8211 -18, 9352 for 8241 -46, 8221 -27 and 9321-33EV). If a lower brake power is required, a brake module with an integrated brake resistor can be used. | | |
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| | | Technical data for the 8253 / 9352 brake choppers | | |
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| | | | | | | | | | | | Brake chopper 8253 | | | | Supply voltage | 450...750 V DC | | | | | | Threshold at 400 V AC | 725 V DC | Max. braking energy | According to brake resistance | | | | Threshold at 460 V AC | 725 V DC | Min. brake resistance | 47 ohms | | | | Max. current | | Ambient temperature | 0...+ 40°C | | | | Continuous brake power | 5.6 kW | Storage temperature | -25...+ 70°C | | | | Peak brake power | 11.2 kW 50 % at max. duty time 60 s | Humidity | Humidity class F | | | | Brake chopper 9352 | | | | Supply voltage | 270...780 V DC | | | | | | Threshold at 400 V | 630 V DC | Max. braking energy | According to brake resistance | | | | Threshold at 460 V | 725 V DC | Min. brake resistance | 18 ohms internal | | | | Threshold at 480 V | 765 V DC | | | | | | Max. current | 42 A DC | Ambient temperature | 0...40°C | | | | Continuous braking power | 19 kW | Storage temperature | -20...70°C | | | | Peak braking power | 32.0 kW 50 % at max. duty time 60 s | Humidity | Humidity class F | | | | | | | | | | | |
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| | | Assignment of brake resistor/brake chopper to frequency inverter (example for standard application) | | |
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| | | | | | | | | | | | | | | | | Device | Brake chopper | Brake resistor | | | | | Order ref. | Minimum Resistance [ohm] | Order ref. | Resistance [ohm] | Peak power [kW] | Perm, power [W] | Thermal capacity [kWs] | m [kg] | | | | 8211 | EMB8253-E | 47 | ERBM470R100W | 470 | 1.0 | 100 | 15 | 0.6 | | | | 8212 | EMB8253-E | 47 | ERBM370R150W | 370 | 1.5 | 150 | 22.5 | 1.0 | | | | 8213 | EMB8253-E | 47 | ERBM240R200W | 240 | 2.0 | 200 | 30 | 1.3 | | | | 8214 | EMB8253-E | 47 | ERBD180R300W | 180 | 3.0 | 300 | 45 | 2.0 | | | | 8215 | EMB8253-E | 47 | ERBD100R600W | 100 | 5.5 | 600 | 90 | 3.1 | | | | 8216 | EMB8253-E | 47 | ERBD082R600W | 82 | 6.5 | 600 | 90 | 4.1 | | | | 8217 | EMB8253-E | 47 | ERBD068R800W | 68 | 8.0 | 800 | 120 | 4.1 | | | | 8218 | EMB8253-E | 47 | ERBD047R01k2 | 47 | 12.0 | 1200 | 180 | 4.9 | | | | 8241 /9321EV | EMB9352-E | 18 | ERBM470R050W | 470 | 1.0 | 100 | 15.0 | 0.6 | | | | 8242 / 9322EV | EMB9352-E | 18 | ERBM470R100W | 470 | 1.0 | 100 | 15.0 | 0.6 | | | | 8243 / 9323EV | EMB9352-E | 18 | ERBM370R150W | 370 | 1.5 | 300 | 22.5 | 1.0 | | | | 8244 / 9324EV | EMB9352-E | 18 | ERBD180R300W | 180 | 3.0 | 300 | 45.0 | 2.0 | | | | 8245 / 9325EV | EMB9352-E | 18 | ERBD100R600W | 100 | 5.5 | 600 | 90.0 | 3.1 | | | | 8246 / 9326EV | EMB9352-E | 18 | ERBD047R01k2 | 47 | 12.0 | 1200 | 180.0 | 4.9 | | | | 8221 / 9327EV | EMB9352-E | 18 | ERBD033R02kO | 33 | 17.0 | 2000 | 300 | 7.1 | | | | 8222 / 9328EV | EMB9352-E | 18 | ERBD022R03kO | 22 | 26.5 | 3000 | 450 | 10.6 | | | | 8223 / 9329EV | EMB9352-E | 18 | ERBD018R03kO | 18 | 32.5 | 3000 | 450 | 10.6 | | | | 8224 / 9330EV | EMB9352-E (2x) | 18 | ERBD022R03kO (2 x) | 22 | 26.5 | 3000 | 450 | 10.6 | | | | 8225/9331EV | EMB9352-E (2x) | 18 | ERBD018R03kO (2 x) | 18 | 26.5 | 3000 | 450 | 10.6 | | | | 8226 / 9332EV | EMB9352-E (3x) | 18 | ERBD022R03kO (3 x) | 22 | 26.5 | 3000 | 450 | 10.6 | | | | 8227 / 9333EV | EMB9352-E (3x) | 18 | ERBD018R03kO (3 x) | 18 | 32.5 | 3000 | 450 | 10.6 | | | | | | | | | | | | | | | | |
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