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Electrotechnica, cable products and equipment

Relay thermal RTT-1


This brand has modifications - select them below after reading annotation and detailed description

Explanation/Annotation:

Are intended the different currents from 0, 2 to 40À, Uí to 660Â. relay triple with temperature compensation.

Detailed model description:

To protect 3 phase induction motors with short-circuit rotor and other electric installations from current overloads íåäîïóñ thymoma duration, including, arising in case of fallout of one from phases. rated control current, and 40 nominal ac voltage, in 660 nominal dc voltage, in 440 Nome. current of unrelieved heating elements, and 0, 2; 0, 25; 0, 32; 0, 4; 0, 5; 0, 63, 0, 8 1; 1, 25; 1, 6; 2; 2, 5; 3, 2; 4; 5; 6, 3; 8; 10; 12, 5; 16; 20 25; 3 capacity, consumption one pole, computer engineering from 1, 3 to 2, 1 ÐÒÒ-11 execution, ÐÒÒ-111 on currents to 25À - for individual setting SIF; ÐÒÒ-13, ÐÒÒ-131 on currents to 25À - for starters completing of series and ÏÌ-12-040; ÐÒÒ14, ÐÒÒ-141 on currents to 25À - for completing ïóñêàòåë series her ÏÌÅ-200, on currents to 40À - for starter completing of ñååðèè ÏÌÀ-3000.

  Detailed modification description
NNModification marking
Inter
Nat.
Range of starting voltage, and
1 RTT-111
RTT-111
0, 2-25
2 RTT-11
RTT-11
0, 2-25
3 RTT-13
RTT-13
5-25
4 RTT-141
RTT-141
5-40
5 RTT-14
RTT-14
5-40
6 RTT-121
RTT-121
10-40
7 RTT-12
RTT-12
10-40
8 RTT-131
RTT-131
5-25