crane resistor

Routine ex-work inspection report. Certification.

,There are holes in the installation place bottom for ventilation

Installation dimension              710mm*450 mm

Overall dimension                  760mm*650 mm*950 mm

no breakdown and flash over

Dielectric strength test(element to the earth):  3.5KV,50HZ,1min  

Variable resistance                    2.1ohm,2.07ohm

Resistance in room temperature      2.12ohm

Routine test

6) Test & document

Weight:                                 140KG

Insulation:                             porcelain insulator

Overall frame and fastener:    304SUS304

The resistance element:               304SUS304

Humidity Ave:                        90%

Circumstance temperature:            -10 to +50

b) Mechanical performance

Resistor line incoming type: front incoming, incoming and outgoing from the bottom; there is no need maintenance on the side and rear

,

Dielectric strength test(element to the earth): 5KV,50Hz, 1min

Element to the earth (Creepage distance): 

we can supply kinds of crane resistor for motors.