The boxes are designed:
- for connection or branching of control cables;
- to switch from one section of the cable veins to another;
- for the installation of primary and secondary electrical circuits;
- for local control of electric drives of shut-off and control valves;
- for switching power circuits and control circuits of electric drives of shut-off and control valves with external devices (power distribution cabinets and automation devices).
LLC «RME» Centrotech» designs, designs and manufactures a wide range of connecting and switching boxes for use in the field of nuclear energy and general industry. Our connection boxes of instrumentation, switching boxes of shut-off and control valves are manufactured in accordance with the specifications TU 687226.001.
The boxes are manufactured in safety grade 2, 3, 4 according to NP-001-97 (OPB-88/97).
The number of terminals installed in the instrumentation boxes is selected from the series: 8, 12, 13, 16, 24, 32, 48, 64, 96, 128, 144, 192.
Number of terminals installed in the boxes of shutoff and control valves 13, 24 + 4, 24 + 5, 30 + 4, 30 + 5.
Scheme of drawing up the symbol of the box
Instrument connection boxes, standard version
| Parameter | The name of the connecting box for URAP.687226001 | Safety class according to NP-001-97 |
| УРАП.687226.150 | ККСН(У)-8- УХЛ2 | 4 |
| УРАП.687226.151 | ККСН(У)-12- УХЛ2 | 4 |
| УРАП.687226.152 | ККСН(У)-16- УХЛ2 | 4 |
| УРАП.687226.153 | ККСН(У)-24- УХЛ2 | 4 |
| УРАП.687226.154 | ККСН(У)-32- УХЛ2 | 4 |
| УРАП.687226.155 | ККСН(У)-48- УХЛ2 | 4 |
| УРАП.687226.156 | ККСН(У)-64(32)-В1(5-10)/11(6-12)/1(13-18)/1(22-32)-УХЛ2 | 3 |
| УРАП.687226.157 | ККСН(У)-96- УХЛ2 | 4 |
| УРАП.687226.160 | ККСН(У)-192(32)-В31(6-12)/5(13-18)/1(18-25)/7(22-32)- УХЛ2 | 4 |