VFDB Series Braking Modules Instruction Sheet
Contents
1. DC Voltage 400 750VDC BR1K5W040 1500W 400 MUSEU EE RESIS Orig 69 40 3 40 BR1KOW050 1000W 500 Each Braking Unit c Over current level A 190 290 340 BR1KOW075 1000W 750 5 Blackout until bus DC DC voltage is below 2 Power Charge Display 2 Ne Dimensions Overheat Alarm Output Relay contact 3A 250Vac 28Vdc RA RC Braking Resistors Installation Location Indoor no corrosive gases metallic dust _ 5 Operating Temperature 10 C 50 C 14 F to 122 F Hf E Storage Temperature 20 C 60 C 4 F to 140 F cea Sey E Humidity Less than 90 RH Non condensing 7 Ww 2 2 oe 9 8m s 1G under 20Hz 2m s 0 2G at Vibration 20 50Hz Mechanical Configuration Wall mounted enclosed type IP10 Dimensions VFDB Braking Units a oN I 343 0 113 5 Individual Parts and Function Explanation Jumper for Master Slave Setting Jumper for Input Voltage Setting Fault Output Power Input Brake Resistor Slave Terminals Terminals Circuit Terminal DC DC B1 B2 Terminal Terminal Wire Gauge Circuit Terminal Mark Wire Gauge AWG mm Screw Torque oa DC DC 4 6AWG 21 2 13 3mm M8 30 kgf cm 26 in Ibf Seas B1 B2 4 6AWG 21 2 13 3mm M8 30 kgf cm 26 in Ibf esistor Output M1 M2 F z 2 SLAVE Circuit P E pea M2 4 kgf cm 3 in Ibf Inpu2. Do P P N DC DC Thermal Overload Relay Gz DC B4 A Ee VFDB RIIBR VFD aes ij oe 4110 5 B TT 4110 Brake Unit BR BR R BR Brake Unit B1 VFD1850_43_ VFD1850_43_ uses with 7 BR sets in parallel which 2PCS BR1K5W012 VFD2200_43_ uses with 2 VFDB4110 Brake Units are connected in series Each brake unit uses with 5 BR sets in parallel which 2 PCS BR1K2W015 are connected in series 460V 375HP 425HP Thermal Overload Relay DC DC VFDB 4160 em BR Brake Unit BR a B2 S1 S2 Braking Resistor B1 VFDseries Brake Unit M ORI B2 M1 M2 Braking Resistor VFD2800_43_ VFD3150_43_ VFD2800_43_ uses with2 VFDB4160 Braking Units Each braking Unit uses with 6 BR sets in parallel which2 PCS BR1K5W012 are connected in series VFD3150_43_ uses with 2 VFDB4160 Braking Units Each braking Unit uses with 6 BR sets in parallel which 2 PCS BR1K5W012 are connected in series 460V 475HP Thermal Overload Relay DC DC B1 VFDB 4185 Brake Unit P N VFD series VFD3550_43_ VFD3550_43_ uses with 2 VFDB4185Brake Units Each brake unit uses with 7 BR sets in parallel which 2 PCS BR1K5W012 are connected in series
3. Thermal Overload Relay 5 The AC Motor Drive and braking unit will be electrified at the same time while turning on the NFB No fuse breaker For the operation stop method of the motor please refer to the user manual of the AC Motor Drives VFD Series The braking unit will detect the inner DC voltage of the AC motor drive when it stops the motor by deceleration The extra regeneration will be dissipated away rapidly by the braking resistor in the form of heat It can ensure the stable deceleration characteristic Brake Resistor diagram in the AC drive user manual for wiring terminal DC of brake unit P Note2 DO NOT wire terminal DC to the neutral point of power system 6 Besides using thermal overload relay to be the protection system and braking resistor temperature switch can be installed on braking resistor side as the protection The temperature switch must comply with the braking resistor specification or contact your dealer O Wiring Notice E m E H WARNING Do not proceed with wiring while power is applied to the circuit The wiring gauge and distance must comply with the electrical code The P N terminals of the AC motor drive VFD Series connected to the braking unit VFDB must be confirmed for correct polarity lest the drive and the braking unit be damaged when power on When the braking unit performs braking the wires connected to DC DC B1 and B2 would generate a powerful electromagnetic
4. A DELTA http www delta com tw industrialautomation 2010 10 11 5012605700 00BU VFDB Series Braking Modules Instruction Sheet D Preface Thank you for choosing DELTA s braking module VFDB braking units are applied to absorb the motor regeneration energy when the three phase induction motor stops by deceleration With VFDB braking unit the regeneration energy will be dissipated in dedicated braking resistors To prevent mechanical or human injury please refer to this instruction sheet before wiring VFDB braking units are suitable for DELTAAC Motor Drives VFD Series 460V VFDB braking units need to be used in conjunction with BR series braking resistors to provide the optimum braking characteristics The content of this instruction sheet may be revised without prior notice Please consult our distributors or download the most updated version at http www delta com tw industrialautomation Specifications VFDB Braking Units Braking Resistors Specification 460V Series Model no Specification Model VFDBooo1 4110 4160 4185 BR1K5W005 1500W 5 00 Max Motor Capacity KW 110 160 185 BR1K2W6P8 1200W 6 80 Max Discharge Current a A 10 ED 126 190 225 BR1K2W008 1200W 8 00 m a S Continuous Discharge 5 5 Current A 45 50 100 BR1K5W012 1500W 120 Braking Hy volage 618 642 667 690 725 750 6V BR1K2W015 1200W 150 D 2s
5. C JC JC Powerlamp Brakelamp Over current Overheat lamp l o ol Input Voltage Setting o ol EN l Factory setting 440V PS 440V o oj 415V l O oj 400V l 380V 2 MASTER SLAVE setting The MASTER SLAVE jumper is set MASTER as factory setting The SLAVE setting is applied to two or more braking units in parallel making these braking units be enabled disabled synchronously Then the power dissipation of each unit will be equivalent so that they can perform the braking function completely The SLAVE braking application of three braking units is shown as the above diagram After wiring the jumper of first unit shall be set as MASTER The position of the jumper MASTER SLAVE SETTING JUMPER o o 480V and that of others must be set as SLAVE to eM Ol 460V i i E J 440V Input Voltage Settin complete the system installation rele p g g S O_O 400V O_O 380V P M1 SLAVE output signal M2 SLAVE output signal aeeieie S1 SLAVE input signal VFD E E A a E S2 SLAVE input signal Series M1 M2 S1 S2 RA RC NOTE Please use shielded wires while wiring SLAVE output input terminal Alarm output terminal Braking Resistors amp Braking Units Use in the AC Drives ete 125 Braking Torque 10 ED L otor Braking Resistor Value Braking Unit Max Min Equivalent Q HP KW Torque Spec for Each PartNo and Braking Resistors Dischar
6. field for a moment due to high current passing through These wires should be wired separately from other low voltage control circuits lest they make interference or mis operation E To prevent personal injury do not connect disconnect wires or regulate the setting of the braking unit while power on Do not touch the terminals of related wiring and any component on PCB lest users be damaged by extreme dangerous DC high voltage E Do not connect DC reactor between the braking unit and the DC bus capacitor of the AC motor driver E Wiring distance VFDB Max 10M Max 5M AC Motor Drive Brake Unit Brake Resistor E inflammable solids gases or liquids must be avoided at the location where the braking resistor is installed The braking resistor had better be installed in individual metallic box with forced air cooling E Connect the ground terminal to the Earth Ground The ground lead must be at least the same gauge wire as leads P N E Please install the braking resistor with forced air cooling or the equivalent when frequent deceleration braking is performed over 10 ED E The ring terminals are suggested to be used for main circuit wiring Make sure the terminals are fastened before power on Definition for Braking Usage ED 100 T1 Braking Time Cycle Time ED T1 T0x100 gt TO Explanation The definition of the barking usage ED is for assurance of enough time for the braking u
7. ge ae ay aie kg M AC Motor Drive Quantity Part No and Quantity Current A S S OF value 150 110 74 5 12000W6Q 4110 1 BR1K2W015 10 126 6Q 175 132 89 4 18000W 4Q 4160 1 BR1K5W012 12 190 40 215 160 108 3 18000W 4Q 4160 1 BR1K5W012 12 190 40 gt 250 185 125 3 21000W34Q 4185 1 BR1K5W012 14 225 3 40 300 220 148 9 24000W 3Q 4110 2 BRIK2W015 20 252 30 375 280 189 6 36000W 20 4160 2 BR1IK5W012 gt 24 380 20 425 315 213 3 36000W 20 4160 2 BRIK5W012 24 380 20 475 355 240 3 42000W1 70 4185 2 BR1K5W012 28 450 1 79 10 Wiring Examples of Braking Resistors NOTE Before wiring please notice equivalent resistors value shown in the column Equivalent resistors specification for each braking unit in the above table to prevent damage 460V 150HP 460V 175HP 215HP Thermal Overload Relay Thermal Overload Relay P DC Ba BR VFD series VFDB N DC 4160 Brake Unit a00 BR BR BR BR BR BR BR BR BR BR Resistor VFD1320_43_uses with 6 BR sets in parallel which 2 PCS B1K5W012 are connected in series VFD1100_43_uses with 5 BR sets in parallel which 2 PCS BR1K2W015 vFD1600_43_uses with 6 BR sets in parallel which 2 PCS B1K5W012 are connected in series are connected in series 460V 250HP 460V 300HP Thermal Overload Relay Thermal Overload Relay
8. nit and braking resistor to dissipate away heat generated by braking When the braking resistor heats up the resistance would increase with temperature and braking torque would decrease accordingly The Voltage Settings 1 Regulation of power voltage the power source of the braking unit is DC voltage from P N terminals of the AC motor drive It is very important to set the power voltage of the braking unit based on the input power of the AC motor drive before operation The setting has a great influence on the potential of the operation voltage for the braking unit Please refer to the table below Ten E Before regulating the power voltage make sure the power has been turned off Please set power voltage as the possible highest voltage for unstable power system Take 380VAC power system for example If the voltage may be up to 410Vac 415VAC should be regulated E For DELTA s AC motor drive VFD Series please set parameter Over Voltage Stall Prevention as close to disable over voltage stall prevention to ensure stable deceleration characteristic The Selection of Power Voltage and Operation Potential of PN DC Voltage 460V Model AC Power Voltage 380Vac 400Vac 415Vac 440Vac 460Vac 480Vac Braking Start up voltage DC Bus DC DC Voltage 618Vdc 642Vdc 667Vdc 690Vdc 725Vdc 750Vdc NOTE Input Power With Tolerance 10 Input voltage setting for VFDB 4110 4160 4185 CHARGE ACT OC OH O CL
9. t S1 S2 with shielded wires Fault Circuit RA RC 18 20AWG 0 8 0 5mm M2 4 kgf cm 3 in Ibf Basic Wiring Diagram Operation Explanation 1 For safety consideration install an overload relay between the braking unit and the braking resistor In conjunction with the magnetic contactor MC prior to the drive it can perform complete protection against abnormality 2 The purpose of installing the thermal overload relay is to protect the braking resistor from damage due to frequent braking or due to braking unit keeping operating resulted from unusual high input voltage Under such circumstance just turn off the power to prevent damaging the braking resistor 3 Please refer to the specification of the thermal overload relay 4 The alarm output terminals RA RC of the braking unit will be activated when the temperature of the heat sink exceeds 80 C It means that the temperature of the installation environment may exceed 50 C or the braking ED may exceed 10 ED With this kind of alarm please install a fan to force air cooling or reduce the environment temperature If the condition isn t due to the temperature the control circuit or the temperature sensor may have been damaged At this time please send the braking unit back to the manufacturer or agency for repair NFB MC rc wy R L1 0_O _ L2 O T Note1 When the AC motor drive is used with DC reactor please refer to the wiring
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