Electroinsulating parts. TSNIISM's Products

TSNIISM's Products

ELECTROINSULATING PARTS

Russian trolleybus fleets are equiped with kits of insulating parts, including special composite rods.

Insulator for door-opening engine leads Material: polyamide
Water absorption: 1%
Operating temperature: -50°C to +100°C

Insulating bush

Material: glass-polyamide composite
Electric strength: not less than 15 kV/mm
Operating temperature:-50°C to +120°C

Insulating bushes for main engine

Material: glass-polyamide composite
Electric strength at 20°C: 21 kV/mm
Electric strength after 24-hour dwell in water: 19kV/mm
Compressive load without deformation: 3000 kgf
Ultimate load (1% deformation without brush breaking): 6000 kgf

Insulating bush for rod base

Material: glass-polyamide composite
Electric strength: not less than 15 kV/mm
Water absorption: 1%
Working temperature: -50°C to +120°C

Handrail Material: bracket (2) - glass-polyamide composite; tube - glass-reinforced plastic
Bending strength: not less than 600 kg

Fiberglass angle for Insulating footboards

Material: glass-reinforced plastic
Manufacturing method; pultrusion, moulding
Dimensions: 1300 x 80 x 40 x 5 mm, 800 x 80 x 40 x 5 mm
Electrical strength: not less than 10-12 kV/mm
Weight: 1.6 - 2.0 kg

Current-collector insulator

Material: fiberglass-epoxy or phenolic composite
Manufacturing method: pultrusion, winding, bonding
Electric strength: not less than 15 kV/mm
Electric volume resistivity: 10⁶ Ohm*cm

Glass- or basalt-fiber polymer composite insulation for rods

Material	epoxy resin reinforced with glass or basalt fibers
Manufacturing method	winding
Thickness, mm	1,5 - 3,0
Electric strength, kV/mm, not less than	15
Water absorption, %, not more than	0,1
Bending strength, kg/mm, not less than	50
Insulation weight, kg	2,5 - 3,5

Polymeric insulator

Designed to insulate and fix wires of aerial power lines and in switch-gears of electric power stations and a.c. substations.

voltage, kV
Minimum	35
Maximum	110
Mechanical breaking force, kN	70
Weight, kg, not more than	1,45 - 2,7

Advantages over counterparts:

increased power line reliability;
ensuring of work under extreme conditions:

at ambient temperature from -60°C to +50°C,
at height up to 1000 m,
in regions having an atmosphere pollution extent of 1 to 4.

Lavsan-epoxy high-voltage insulator

Designed to be used in high voltage equipments

Basic Technical Characteristics

Density, g/m³	1,3
Electrical strength perpendicularly to layers, kV/mm	20
Breakdown voltage parallel to layers, kV/mm	6
Electrical surface resistivity, Ohms	(2…5) x 10¹⁴
Electrical volume resistivity. Ohm	(5…15) x 10¹²
Breaking stress at tension along ascis, MPa	95
Dimensions, mm:
diameter	up to 180
length	up to 900

For more details please contact us at:

Adress: Khotkovo, Moscow region, 141371, Russia

Phone: (095) 584 - 55 - 11

Fax: (09654) 3 - 13 - 13

E-mail: tsniism@dataforce.net

Enterprise

TSNIISM's Leaders

Main Design

Proposals