use

This product is suitable for the coal mine mobile transformer and similar devices with copper core rubber insulated metal shielding monitoring type flexible cable.

Conditions of use

Cable conductor long-term allowed working temperature is 90 ℃.

The minimum bending radius of cable is 6 times of cable diameter.

The earth wire of the cable core must be well grounded.

Model, name, purpose and size

Model that USES

MYPTJ - 3.6/6 coal mine mobile metal shield monitoring type rubber set soft cable of rated voltage 3.6/6 kv transformer and underground mobile

Similar devices of power supply connection.

MYPTJE - 3.6/6 type coal mine mobile metal shielding monitoring elastomer soft cable

Some conclusions by nominal cross section conductor (was) nominal thickness (mm) cable diameter (mm)

Power line core earth core core power line core insulation monitoring line

(mm) monitoring wire core sheathed MYPTJ - 3.6/6

3.6/6 MYPTJE -

The minimum maximum

3 x 3 x 25 16/3 3 x 2.5 2.5 2.5

5.5 57.5 63.0

3 x 3 x 35 16/3 3 x 2.5 2.5 2.5

5.5 62.5 68.6

3 x 3 x 50 25/3 3 x 2.5 2.5 2.5

5.5 64.9 71.4

Note: 1) inner sheath thickness calculation does not make the appraisal

Power line core conductor nominal section (was) power line core 20 ℃ (M Ω. Km) insulation resistance monitoring wire core insulation resistance of 20 ℃ (M Ω. Km)

25 p 650 5 or higher

35 p 550 5 or higher

50 or 500 or greater