SS-21 Type Time RelayDetailed product description：

The SS-21 time relay can be used in various relay protection and control circuits with a delay of 0.01 to 99 seconds and high delay accuracy.
DC220V、110V、48V、 24V

Overview of SS-21 Time Relay:
Suitable for various protection and automatic control circuits, enabling the controlled components to achieve the required high-precision delay. Digital, CMOS circuit, crystal oscillator, frequency division, counting principle

2. Model parameters:

rated voltage	Time setting range	Action value return value	Delay accuracy		contact form
			Setting error	Delay consistency
DC 220，110，48	0.01-0.99 level difference 0.01 0.1-9.9 level difference 0.1 1-99 level difference 1	≤70%Un ≥5%Un	± 1% maximum setting value+0.05s	0.2% maximum setting value+0.05s	Two sets of instantaneous conversion and one set of delayed conversion

3. Structural features:

4. Installation dimensions:

5. Wiring diagram:

SS-21 type time relay