Control posts of the PKV MK 1.0 Exd 121209/101609/112009 series

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, control and indication of operating modes of electrical circuits of alternating and direct current of industrial frequency in explosive zones, as well as for connecting armored and unarmored electrical cables of round or flat cross-section in a metal sleeve or pipe.

The material used for the production of control posts is aluminum alloy or stainless steel 12X18H10T.

Control posts are provided with the following types of explosion protection: GOST IEC 60079-1-2013 "flameproof enclosures "d"" and GOST IEC 60079-31-2013 equipment with dust ignition protection by enclosures "t".

The equipment belongs to electrical equipment groups I, II, and III according to GOST 31610.0-2014 and is intended for use in hazardous areas of indoor and outdoor installations in accordance with the explosion protection marking. The equipment can be used in hazardous areas of classes 0, 1, and 2 according to GOST IEC 60079-10-1-2011, as well as in mines and pits according to GOST 31439-2011 (EN 1710:2005). The environment may contain explosive mixtures of gases and vapors with air of category IIA, IIB, and dust IIIC.

Control posts of the PKV series, 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 groups I and III	PB Ex db I Mb X / Ex tb IIIС T80°C… T190°C Db X
Marking for stainless steel and aluminum alloy for electrical equipment groups II and III	1Ex db IIB T6… Т3 Gb X / Ex tb IIIС T80°C… T190°C Db X 1Ex db IIB+Н₂ T6… Т3 Gb X / Ex tb IIIС T80°C… T190°C Db X
Body material	stainless steel aluminum alloy
Housing material for mine applications	stainless steel
Degree of protection of the shell according to GOST 14254-2015	IP66
Ambient temperature under operating conditions	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
Switching voltage, V - alternating current - direct current	no more than 630 no more than 440
Number of switching or indicating 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 cables inputs and external components	Installation dimensions	Body weight, no more than
Aluminum 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

Example of an order entry:

PKV MK 1.0 Exd-A-121209	*– B [x1]–* D [x2] –**	*S[ s1c1–k1–m1, s2c2–k2–m2, s3c3–k3–m3* ]**
1	2	3

1 – control post type and explosion protection type: PKV MK 1.0 Exd-A-121209/101609/112009, PKV MK 1.0 Exd-N-121209/101609/112009 ;
2 – type of cable entries:
B, D – short sides of the post;
n – multiplier of the number of inputs of the corresponding type, if there is one, it is not specified;
x1, x2, x3, x4 – types of cable entries, for example:
KV M20K – for open cable laying with connecting thread M20x1.5;
KV M20KM15 – for 15mm metal hose with connecting thread M20x1.5;
3 – control elements description area:
S – marker of the control description section;
s1, s2, s3 – control element symbol;
c – color (only for lamps and buttons K10, K11):
k – red; z – green; zh – yellow; ch – black;
k – contact type (only for buttons and switches):
NONO, NONZ, NZNZ, NZ, BUT;
m – operational inscription (nameplate).

Control posts of the PKV MK 1.0 Exd 121209/101609/112009 series

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