Aviation equipment and ship equipment >> shipborne automatic >> annunciators, sensors (DBKPTM, DBPTM, SKPK, SKPU, SPKVM, SPKM, SPKTM, SPKUM-D and others)
Contact position indicators in the heat-resistant versions SPKTM-3a
Also, this device can be called: SPKTM3a, SPKTM 3a.
SPKTM-3a position indicators in contact heat-resistant versions - are used to switch your contacts electric circuits when the preset positions and executive bodies of the reinforcement mechanisms are kinematically linked with rods alarms.
Scope SPKTM-3a: mechanical engineering, shipbuilding, transportation.
Number of control provisions - 3.
Working stroke - 4 ± 0,6 mm.
Force along the axis of the rod - 59 N (6 kgf).
Termination rod - thread M6-6d.
Voltage - 3 V to 36 V.
Current - 0.001 A to 0.25 A.
The frequency - 50 Hz to 400 Hz.
Weight - no more than 1.15 kg.
Operating conditions of the device position indicator SPKTM-3a:
Operating temperature range:
- Ambient air - from 0 ° C to 65 ° C;
- Installation location on the valve - from 0 ° C to 90 ° C.
- Temperature - 120 ° C;
- Pressure - up to 0.29 MPa (3 kgf / cm 2);
- Steam mixture:
- Temperature - 180 ° C;
- Pressure - up to 0.98 MPa (10 kgf / cm 2).
Technical Resource - 20,000 cycles.
Switching frequency per minute - up to 12.
Displacement speed - 0.1 mm / s to 10 mm / sec.
Service life - 17 years.
The manufacturer provides a guarantee of compliance issued by the position sensors SPKTM-3a all the technical requirements provided the customer terms and conditions of use, storage and transportation of installed documentation manuals.