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Specifications

SM series bus bar insulator(busbar insulator, standoff insulator) 
Instruction
This product adopts unsaturated polyester glass fiber enhancement mode plastic, excellent electrical edge sex, heat resistance.Be used for Electrical switchgear panel. IT IS ONE KIND OF ISOLATOR PARTS ,DEPEND ON DIFFERENT SIZE;
 
1. Operating Termperature:-40--+140C ;
2. Insert Parts:Brass ;
 
1. Specification: 
1.Size: SM20,SM25S,SM25,SM30,SM35,SM40,SM45,SM51,SM60,SM76 
2.Variety of Screw M5, M6, M8, M10, M12
3.Made of bulk molding compound, unsaturated polymer with fiber glass(BMC, DMC),
4.Good electrical resistance, heat resistance, fire resistance, low shrinkage and water resistance properties
 
2.Main technical parameters
Model SM-25 SM-30 SM-35 SM-40 SM-51 SM-76
tensile strength (LBS) 500 550 600 650 1000 1500
Flexural strength(FT LBS) 6 8 10 10 20 40
Dielectric(KV) 6 8 10 12 15 25
Screw thread(mm) 6 6,8 8 8 8 10
Weight(G) 30 40 52 82 88 230
 
Type
 Dimension (mm) Screw (mm) Tensile Voltage Torgue
strength withstand strength
A B C D Dia. Depth (LBS) (KV) (FT LBS)
SM-20 20 Φ15 17 5 M5 7 300 5 4
SM-25S 25 Φ15 19 6 M6 8 400 6 5
SM-25 25 Φ23 30 10 M6 9 500 6 6
SM-30 30 Φ27 32 10 M8 11 550 8 8
SM-35 35 Φ28 32 10 M8 11 600 10 10
SM-40 40 Φ33 40 10 M8 11 650 12 12
SM-45 45 Φ30 36 10 M8 11 1000 14 20
SM-51 51 Φ29 36 12 M8 14 1000 15 20
SM-60 60 Φ34 46 13 M10 15 1200 20 35
SM-76 76 Φ35 50 15.5 M10 20 1500 25 40