As part of the multifunctional distribution cabinet (MDCS), in underground mining environments and surface facilities, including those hazardous due to gas and dust.
| Explosion protection marking | Ex ia op is I Ma U (RO (РО) Ex ia op is I Ma MDCS) |
| Operating temperature, °C | from -20 to +40 |
| Degree of protection against external influences | IP20 (IP65 as part of MDCS) |
| Electric shock protection class | III |
| Nominal supply voltage, V | 12 |
| Power consumption, W, max. | 20 |
| Switch level: |
L2 – Data Link layer; L3 – Network layer |
|
Switch connectors (quantity as per order): |
discrete inputs (external power diagnostics, unauthorized access); discrete output (signaling); RS-485 (IIP-M2 (ИИП-М2) diagnostics); 1000BASE-X (1 Gb/s); 10GBASE-X (10 Gb/s); 1000BASE-T (1 Gb/s) |
| Number of connectors: |
basic version 1 NAP120.C-1D1O1R8X4XG.L3: discrete input – 1 pc.; discrete output – 1 pc.; RS-485 – 1 pc.; Ethernet 1000BASE-X (dual-fiber 1310 nm) – 8 pcs.; Ethernet 10GBASE-X – 4 pcs. basic version 2 NAP120.C-2D2O2R2G8X4XG.L3: discrete input – 2 pcs.; discrete output – 2 pcs.; RS-485 – 2 pcs.; Ethernet 1000BASE-T – 2 pcs.; Ethernet 1000BASE-X (dual-fiber 1310 nm) – 8 pcs.; Ethernet 10GBASE-X – 4 pcs. |
| Interface standards: |
IEEE 802.3i; IEEE 802.3u; IEEE 802.3ab; IEEE 802.3z; IEEE 802.3ae; IEEE 802.3ad; IEEE 802.3x; IEEE 802.1p; IEEE 802.1q; IEEE 802.1w; IEEE 802.1s; IEEE 802.1x; IEEE 1588 |
| Buffer size, MB | 32 |
| Throughput, Mpps | 155 |
| Software capabilities: |
VLAN, PVLAN; port aggregation; traffic control; per-port rate limiting; broadcast storm detection; ring redundancy SM-Ring, SM-Ring+; SM-RP support; STP/RSTP (IEEE 802.1D/w); IGMP snooping, GMRP; static multicast filtering; IEEE 802.1x support; HTTPS/SSL, SSH; RADIUS, TACACS+; MAC address limiting; SP and WRR queue management; management via Console, Telnet, Web, SNMPv1/v2c/v3; software upgrade via FTP and TFTP; port, ring, and power fault detection; loop detection and connection check; port mirroring; DDM support; transmission medium testing; Syslog support; RMON support; LLDP support; DHCP server/client support; SNTP client support |
| L3 capabilities: |
RIPv1/v2 support; OSPFv2 support; static routing support; IGMP support; DHCP Server/Client/Server option 82 support; NAT functionality; STP/RSTP; ERPS (G.8032) |
| Dimensions, mm | 262 × 120 × 185 |
| Weight, kg, max. | 5.8 |