Explosion-proof control stations, models: PKV MK 1.0 Exd-A-121209 / 101609 / 112009, PKV MK 1.0 Exd-N-121209 / 101609 / 112009, are designed for switching, controlling and indicating the operating modes of AC and DC electric circuits of industrial frequency in explosive areas, as well as for connecting armored and unarmored electric cables of round or flat cross section in a metal hose or pipe.
The material used for the manufacture of control posts is aluminum alloy or stainless steel 12X18H10T.
Control stations are provided with the following types of explosion protection: GOST IEC 60079-1-2013 "explosion-proof enclosures "d"" and GOST IEC 60079-31-2013 equipment with protection against dust ignition by enclosures "t".
The equipment belongs to electrical equipment of groups I, II and III according to GOST 31610.0-2014 and is intended for use in explosive areas of premises and outdoor installations in accordance with the explosion protection marking. The equipment can be used in explosive zones of class 0, 1 and 2 according to GOST IEC 60079-10-1-2011, as well as in mines and mines GOST 31439-2011 (EN 1710:2005). The environment may contain explosive mixtures of gases and vapors with air of category IIA, IIB, dust IIIC
| Series control posts - PKV, model range: PKV MK 1.0 Exd-A-121209/101609/112009, PKV MK 1.0 Exd-N-121209/101609/112009. | |
| Marking for stainless steel for electrical equipment group I and III |  РВ Ex db I Mb X / Ex tb IIIС T80°C… T190°C Db X |
| Marking for stainless steel and aluminum alloy for electrical equipment group II and III | 1Ex db IIB T6… T3 Gb X / Ex tb IIIС T80°C… T190°C Db X 1Ex db IIB+H 2 T6… T3 Gb X / Ex tb IIIС T80°C… T190°C Db X |
| Housing material | stainless steel Aluminium alloy |
| Housing material for mine design | stainless steel |
| The degree of protection of the shell in accordance with GOST 14254-2015 | IP66 |
| Ambient temperature in operation | T6 - from -60 0 C to +80 0 C T5 - from -60 0 C to +95 0 C T4 - from -60 0 C to +130 0 C T3 - from -60 0 C to +180 0 C |
| Temperature class according to GOST 31610.0-2014. | T6, T5, T4, T3 |
| Climatic performance | HL (F), UHL (NF), OM (MU) |
| Maximum contact current | 10A |
| Minimum contact current | 0.05A |
| Switched voltage, V - alternating current - direct current | no more than 630 no more than 440 |
| Number of switching or display elements (buttons, switches, lamps, etc.) | |
| PKV MK 1.0 Exd-A-121209 | 1 |
| PKV MK 1.0 Exd-A-101609 | 2 |
| PKV MK 1.0 Exd-A-112009 | 3 |
| Model | Overall dimensions without cable inputs and external components | Installation dimensions | Hull weight, no more |
| Aluminium alloy | |||
| PKV MK 1.0 Exd-A-121209 | 120x120x90 mm | 131 mm | 2 kg |
| PKV MK 1.0 Exd-A-101609 | 106x161x92 mm | 108x131 mm | 3 kg |
| PKV MK 1.0 Exd-A-112009 | 118x204x90 mm | 139.5x131 mm | 4 kg |
| Stainless steel | |||
| PKV MK 1.0 Exd-N-121209 | 120x120x90 mm | 131 mm | 3 kg |
| PKV MK 1.0 Exd-N-101609 | 106x161x92 mm | 108x131 mm | 4.5 kg |
| PKV MK 1.0 Exd-N-112009 | 118x204x90 mm | 139.5x131 mm | 5 kg |
Order entry example:
| PKV MK 1.0 Exd-A-121209 | – B [x1]– D [x2] – | S[ s1c1–k1–m1, s2c2–k2–m2, s3c3–k3–m3 ] |
| 1 | 2 | 3 |
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