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CJ21 Electrically Operated Mechanism

CJ21 Electrically Operated Mechanism

The CJ21 spring operating mechanism can be used for ZFW31-126 as well as isolating switch, grounding switch and load switch which have the same required torque.

The mechanism use the positive and negative turn functions achieve opening and closing by gears and bevel gears with manual and electric functions.


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Technical Parameters

Schematic Diagram

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Engineering Drawing

1.The Output lap of bevel gear is 16.7±0.5 turns

2.Output torque 15N.m

3.Rated voltage switch time≤3S

4.CSK magnetic blow-out switch. The current that the contact can continue to pass is 10A for AC220V and 3A for DC220V.

5.F10 auxiliary switch. In general, there is one to three 8 opening and 8 closing auxiliary switches.

6.The secondary connector is an imported industrial connector with a protection class of IP68. One mechanism is conventionally equipped with two 46-core industrial connectors. Secondary industrial connector is available in 24, 32 and 46 needles.

7.Technical parameters of stored energy electrical machine


HDZ-23603C-1 Type

Rated operational voltage

Ac/Dc 220V

Rated output of motor


Normal voltage range



1.Provide the introduction on product models and installations.

2.Provide requirements of primary structures (What does this mean), secondary data.

3.Provide shell paint color and thickness requirements.