Explosion-proof boxes of the KVMK models EXE-N-N-101009 /101609 /121209 /123609 /161611 /162111 /122211 /181811 /162611 /163612 /232012 /232020 /232812 /233320 /403112 /403120, KVMK EXI-N-N-101009 /12120 162111 e) in hazardous areas. Boxes are used for the entry of armored, unarmored electric cables of round or flat section and cables in a metal hose.
The material used for the manufacture of boxes and Ex-components is stainless steel.
The boxes are provided with the following types of explosion protection: GOST R IEC 60079-7-2012 Increased protection type "e", GOST 31610.11-2014 (IEC 60079-11:2011) "intrinsically safe electrical circuit "i", GOST IEC 60079-1-2013 "explosion-proof enclosures "d"" and GOST IEC 60079-31-2013 equipment protected against dust ignition by enclosures "t".
The boxes belong to electrical equipment of groups I, II and III according to GOST 31610.0-2014 and are 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, IIC, dust IIIC.
| Switching box series - KVMK, model range: KVMK Exe-N-XXX… X, KVMK Exi-N-XXX… X. | |
| Explosion protection marking | |
| Housing material | Stainless steel |
| The degree of protection of the shell in accordance with GOST 14254-2015 | IP66/IP67 |
| Ambient temperature in operation | T6 from -60°C to +80°C T5 from -60°C to +95°C T4 from -60°C to +130°C |
| Temperature class according to GOST 31610.0-2014. | T6, T5, T4 |
| Climatic performance | HL (F), UHL (NF), OM (MU) |
| Switched current, A - alternating current - direct current | no more than 200 no more than 200 |
| Switched voltage, V - alternating current - direct current | no more than 1000 no more than 1000 |
| Model | Overall dimensions without cable inputs and external components | Installation dimensions | Hull weight, no more |
| KVMK Exe/Exi-N-101009 | 100x100x91 mm | 65x121 mm | |
| KVMK Exe/Exi-N-101609 | 100x160x91 mm | 121x125 mm | |
| KVMK Exe/Exi-N-121209 | 120x122x91 mm | 141x87 mm | |
| KVMK Exe/Exi-N-123609 | 120x360x91 mm | 141х325 mm | |
| KVMK Exe/Exi-N-161611 | 160x160x110 mm | 125x181 mm | |
| KVMK Exe/Exi-N-162111 | 160x210x110 mm | 181x175 mm | |
| KVMK Exe/Exi-N-122211 | 120x220x110 mm | 141x185 mm | |
| KVMK Exe/Exi-N-181811 | 180x180x110 mm | 145x201 mm | |
| KVMK Exe/Exi-N-162611 | 160x260x110 mm | 181x225 mm | |
| KVMK Exe/Exi-N-163612 | 160x360x120 mm | 181х325 mm | |
| KVMK Exe/Exi-N-232012 | 230x200x120 mm | 195x221 mm | |
| KVMK Exe/Exi-N-232020 | 230x200x200 mm | 195x221 mm | |
| KVMK Exe/Exi-N-232812 | 230x280x120 mm | 251x245 mm | |
| KVMK Exe/Exi-N-233320 | 230x330x200 mm | 251x295 mm | |
| KVMK Exe/Exi-N-403112 | 403x313x120 mm | 368x334 mm | |
| KVMK Exe/Exi-N-403120 | 403x313x200 mm | 368x334 mm |
Order entry example:
| KVMK Exe-N-121209 | – B [x1]– D [x2] – |
| 1 | 2 |
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