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BG motorBG 43 technical information 104BG 43 application area and specific solutions 105BG 43 motors 106BG 43 electronics 109103Representatives Specifications AC motorsBCI motorBG motorECI motorVarioDrive C VARIODRIVE Compact VARIODRIVE Information

BG 43 motorTechnical informationThe new EC motor of the size 43 series from ebm-papst features outstandingly robust technology, simplecontrol and a long service life. It unites high efficiency with exceptional noise characteristics. The size 43features high-performance commutation and control electronics that can also be positioned remotely fromthe motor.Facts and figures:– EC motor for mains supply voltage (AC), but also for low voltage (DC)– 3-core internal rotor motor in three sizes– Efficiency up to 80%– High start-up and operating torque– Precision ball bearings for long service life and low-noise performance– 8-pole rotor with neodymium iron boron (NdFeB) magnet– Sensorless sine commutation– Optionally with PFC (Power Factor Correction)– Die-cast aluminium bearing shields– Type of protection: IP 20 (optionally IP 54)– Protection class I– Clockwise and counter-clockwise operation possible– Wide variety of customer or application-specific versions possible (see next page)104

Application area:The newly developed, high-efficiency size 43 motor with a maximum output power of 300 watts enables abroad spectrum of applications:– Tangential blowers for underfloor convection heating, cold/hot air door curtains and air-conditioningunits– Pump drives, for example for heating engineering and medical technology– Applications in the drive engineering area, also possible with various gearboxes, for example– And many more ...Customer-specific solution options:The motor can be adapted electrically and mechanically to the specific requirements:– Drive shaft on one or both sides possible– Clockwise and counter-clockwise operation– Reversible operation– Possible shaft diameters: 8, 12 and 12.7 mm– Various interfaces for speed-controlled operation– External operating electronics adapted optimally to the motor characteristics, can be installed either onthe motor or remotely (see page 109)105Representatives Specifications AC motorsBCI motorBG motorECI motorVarioDrive C VARIODRIVE Compact VARIODRIVE Information

BG 43 motorBG 4310– 3-core internal rotor motor.– 8-pole rotor with neodymium iron boron (NdFeB) magnet.– Precision ball bearings for long service life and low-noise performance.– Motor supply and control via external operating electronics (see page 109).– Protection class I.– Optionally with PFC (Power Factor Correction).– Customer-specific versions possible (see page 105).Nominal data*Type BG 4310Nominal voltage (U BN ) V AC 230Nominal speed (n N ) rpm 2 500Nominal torque (M N ) Ncm 30Nominal current (I BN ) A 0,85Nominal output power (P N ) W 78Starting torque (M N ) Ncm 30Starting current (max.) A 0,85Direction of rotation (seen on shaft)clockwise (optionally counter-clockwise)Protection class IP 20 (optionally IP 54)Perm. amb. temp. range (T U ) °C 0 to +40Motor mass (m) kg 0,17*The power range can be limited at the bottom or extended upwards by various factors (including ambienttemperatures, installation situation, type of protection and model of the motor).Cable for connection to externaloperating electronics[min -1 ]4000[A]1,2271.52Ø80Ø62Ø58Ø49Ø3235003000M0,9Ø8Ø3.825002000I0,6Ø2658.7150010005000,330Ø4.82Ø3.8 Ø3.892.30Depth of screw of the bore holes max. 6 mm5 10 15 20 25 30 35 [Ncm]106

Nominal data*Type BG 4320BG 43 motorBG 4320Nominal voltage (U BN ) V AC 230Nominal speed (n N ) rpm 2 500Nominal torque (M N ) Ncm 60Nominal current (I BN ) A 2,1Nominal output power (P N ) W 157Starting torque (M N ) Ncm 60Starting current (max.) A 2,1Direction of rotation (seen on shaft)clockwise (optionally counter-clockwise)Protection class IP 20 (optionally IP 54)Perm. amb. temp. range (T U ) °C 0 to +40Motor mass (m) kg 0,44*The power range can be limited at the bottom or extended upwards by various factors (including ambienttemperatures, installation situation, type of protection and model of the motor).[min -1 ]350030002500200015001000500MI10 20 30 40 50 60 70 [Ncm][A]2,41,60,80– 3-core internal rotor motor.– 8-pole rotor with neodymium iron boron (NdFeB) magnet.– Precision ball bearings for long service life and low-noise performance.– Motor supply and control via external operating electronics (see page 109).– Protection class I.– Optionally with PFC (Power Factor Correction).– Customer-specific versions possible (see page 105).Ø26Ø830281.5258.7Ø80Ø62Ø58Ø49Ø32Ø3.8Ø4.82Ø3.8 Ø3.8Depth of screw of the bore holes max. 6 mmCable for connection to externaloperating electronics92.3107Representatives Specifications AC motorsBCI motorBG motorECI motorVarioDrive C VARIODRIVE Compact VARIODRIVE Information

BG 43 motorBG 4340– 3-core internal rotor motor.– 8-pole rotor with neodymium iron boron (NdFeB) magnet.– Precision ball bearings for long service life and low-noise performance.– Motor supply and control via external operating electronics (see page 109).– Protection class I.– Optionally with PFC (Power Factor Correction).– Customer-specific versions possible (see page 105).Nominal data*Type BG 4340Nominal voltage (U BN ) V AC 230Nominal speed (n N ) rpm 2 500Nominal torque (M N ) Ncm 120Nominal current (I BN ) A 3,8Nominal output power (P N ) W 314Starting torque (M N ) Ncm 120Starting current (max.) A 3,8Direction of rotation (seen on shaft)clockwise (optionally counter-clockwise)Protection class IP 20 (optionally IP 54)Perm. amb. temp. range (T U ) °C 0 to +40Motor mass (m) kg 1,0*The power range can be limited at the bottom or extended upwards by various factors (including ambienttemperatures, installation situation, type of protection and model of the motor).Cable for connection to externaloperating electronics[min -1 ]350030002500MI[A]4,23,63,0Ø8101.52 2Ø80Ø62Ø58Ø49Ø32Ø3.820002,4Ø2658.715001,810005001,20,630Ø4.82Ø3.8 Ø3.892.320 40 60 80 100 120[Ncm]0Depth of screw of the bore holes max. 6 mm108

BG 43 motorExternal operating electronicsThe external operating electronics for the three-phase size 43 motor are available in various designs andnumerous hardware extension levels. The motor is safeguarded using electronics software. These electronicsallow you to control the size 43 motor exactly as desired, whether you need a change of direction ofrotation, high-precision closed-loop speed control or a fixed speed profile. Depending on the power rangeand ambient conditions, the electronics can be ventilated using the motor or externally. Additional detailsare available on request.Features:Activation options:Installation options:– Analogue signal (0-10 volts) – Directly on the motor– PWM signal (rectangular signal) – Remotely in the customer's application– Additional customer-specific solutions109Representatives Specifications AC motorsBCI motorBG motorECI motorVarioDrive C VARIODRIVE Compact VARIODRIVE Information