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Time relay SS-94 series

Time relay SS-94 series




  • Use

    SS - 94 type time relay (hereinafter referred to as "the product") for secondary circuit of power system relay protection circuit and an automatic control, as the delay element, controlled components to achieve the desired delay, to achieve selective protection, to ensure the safe and reliable operation of the power system.

    Model

The number of contacts and contact form products such as table 1

Table 1 contact number and form
The delay circuit output contact I
The delay circuit II output contact
The instantaneous output contact III
SS-94/1
No
A conversion
No
SS-94/2
No
A conversion
A conversion
SS-94/3
A conversion
A conversion
No
SS-94/4
A conversion
A conversion
A conversion

The product range of delay and delay difference is shown in Table 2

Table 2 delay range and differential
Delay range code
Delay range
Delay differential
1
20ms~9.999s
1ms
2
0.1~99.99s
10ms
3
1~999.9s
0.1s
4
10~9999s
1s
  • The main technical parameters

Rated voltage:

DC220V、110V、48V。

Time delay error:

No greater than (delay setting value 0.1%+3ms).

Time delay consistency:

The delay is not more than the setting value of 0.1%+3ms.

Action value:

Operating voltage is not greater than 70% of rated voltage.

Return value:

The return voltage is not less than 5% of rated voltage.

Return time:

The return time is not more than 25ms.

Power consumption:

Not is bigger than 5W.

Contact capacity:

No more than 250V voltage, the electric current does not exceed 5a, the time constant for 5 + 0.75ms DC sense circuit load, product output contact breaking capacity is 50W. The output contacts in the above specified load conditions, the product can act reliably and return 5 * 104 times. The output current is 5A connected to allow long-term contact.

Medium strength:

Products of each conductive terminal even together, on the exposed uncharged metal part or between the shell, bear 2000V (RMS) 50Hz AC voltage which lasted 1 minute test without dielectric breakdown or flashover phenomenon.

  • Internal wiring

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