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A06B-6114-H207 为什么不能任意起动寒冷环境中的电机?
电机在低温环境中过长,会:
(1)电机绝缘开裂;
(2)轴承润滑脂冻结;
(3)导线接头焊锡粉化。
因此,电机在寒冷环境中应加热保存,在运转前应对绕组和轴承进行检查。
电机三相电流不平衡的原因有哪些?
(1)三相电压不平衡;
(2)电机内部某相支路焊接不良或接触不好;
(3)电机绕组匝间短路或对地、相间短路;
(4)接线错误。
为什么50Hz的电机不能用接于60Hz的电源?
电机设计时一般使硅钢片工作在磁化曲线的饱合区,当电源电压时,降低频率会使磁通增加,励磁电流增加,导致电机电流增加,铜耗增加,终导致电机温升增高,严重时还可能因线圈过热而烧毁电机。
A06B-6114-H207
REXROTH INDRAMAT DKC1.1-030-3 DIGITAL AC SERVO CONTROLLER
REXROTH INDRAMAT DKC110303FW DRIVE
REXROTH INDRAMAT DKC1.1-040-7-FW SERVO CONTROL AC ECODRIVE
REXROTH INDRAMAT DKC-11-100-7-FW SERVO DRIVE
REXROTH INDRAMAT DKC11.1-040-7-FW DRIVE 700VAC 40AMP
REXROTH INDRAMAT DKC11-3-040-7-FW DRIVE ECO 40AMP
REXROTH INDRAMAT DKC-11-3-100-7-FW SERVO DRIVE
REXROTH INDRAMAT DKR3.1-W100-BE12-01-FW SERVO VECTOR DRIVE W/SERCOS CARD
REXROTH INDRAMAT DKR3.1-W100N-BE12-01 FW SERVO DRIVE 100AMP
REXROTH INDRAMAT DKS01.1-W100A-DL01-00 DIGITAL AC SERVO COMPACT CONTROLLER
REXROTH INDRAMAT DKS011W100ADS010 SERVO
REXROTH INDRAMAT DKS01.2-W100A-DL01 SERVO AMPLIFIER DRIVE
REXROTH INDRAMAT DKS01.2-W100-ADL01 SERVO AMPLIFIER DRIVE
REXROTH INDRAMAT DKS012W100ADL01F DRIVE
REXROTH INDRAMAT DKS-1.1-W100A-DA01-00 SERVO CONTROL DIGITAL 100AMP
REXROTH INDRAMAT DKS-1.1-W100A-DA01-01 SERVO CONTROL DIGITAL 100AMP
REXROTH INDRAMAT DLC1.1-FW DLC CARD
REXROTH INDRAMAT DLF1.1 INTERFACE BOARD
REXROTH INDRAMAT DMD01.1-W082N DRIVE
REXROTH INDRAMAT DMD021W082N DRIVE
REXROTH INDRAMAT DSC1.5-50 SERVO DRIVE
REXROTH INDRAMAT DSC1.6-50-200 SERVO CONTROL
REXROTH INDRAMAT DSC1.7-050-115 SERVO DRIVE
REXROTH INDRAMAT DSC1750 MOTOR CONTROL
REXROTH INDRAMAT DSC1.7-50-115 SERVO CONTROLLER AC
REXROTH INDRAMAT DSC3.1-030-115 SERVO CONTROLLER 115V
REXROTH INDRAMAT DSC3.1-100-115 SERVO CONTROLLER AC
REXROTH INDRAMAT DSC31100115V DRIVE
REXROTH INDRAMAT DSC3.1-150-115 SERVO CONTROLLER
REXROTH INDRAMAT DSC3.1-150-115V SERVO CONTROLLER
REXROTH INDRAMAT DSI-1 COMMUNICATIONS MODULE
REXROTH INDRAMAT DSM02.1-FE MODULE
REXROTH INDRAMAT DSM02.1FW MODULE
REXROTH INDRAMAT DSM02.3-FW MODULE PARAMETER/SOFTWARE
REXROTH INDRAMAT DSM2.1-A11-01.RS PERSONALITY MODULE
REXROTH INDRAMAT DSM2.1-E11-01.RS MODULE
REXROTH INDRAMAT DSM-2.1-FW MODULE
REXROTH INDRAMAT DSM2.1-LNS-0.1RS MODULE
REXROTH INDRAMAT DSM2.1-S11-01.RS MODULE
A06B-6114-H207