D-Link DGS-1250 Datasheet - Page 5

DGS-1250 Series Smart Managed Switches Physical Power Input Maximum Power Consumption Standby Power Consumption Surge Protection Acoustics Heat Dissipation MTBF Operating Temperature Storage Temperature Operating Humidity Storage Humidity Dimensions (L x W x H) Weight Certifications Safety EMI Software L2 Features • 30.6 W/100 V • 29.6 W/240 V • 8.7 W/100 V • 9.3 W/240 V • Max: 47.6 dB(A) • Min: 33.2 dB(A) • 104.346 BTU/hr (100 V) • 100.936 BTU/hr (240 V) • 743,482.45 hours • 440 x 140 x 44 mm (17.32 x 5.51 x 1.73 in) • 1.75 kg (3.86 lbs) • 100 to 240 V AC 50/60 Hz internal universal power supply • PoE On: • 455.1 W/100 V • 431.5 W/240 V • PoE Off: • 38.6 W/100 V • 39.1 W/240 V • 51 W/100 V • 51.2 W/240 V • 18.5 W/100 V • 19 W/240 V • 23 W/100 V • 23.5 W/240 V • 6kV surge protection on all Ethernet access ports • Max: 50.8 dB(A) • Min: 42.0 dB(A) • Max: 50.7 dB(A) • Max: 39.0 dB(A) • PoE On: • 1551.891 BTU/hr (100 V) • 1471.415 BTU/hr (240 V • PoE Off: • 131.626 BTU/hr (100 V) • 133.331 BTU/hr (240 V) • 173.91 BTU/hr (100 V) • 174.592 BTU/hr (240 V) • 463,430.16 hours • 589,984.72 hours • -5 to 50°C (23 to 122°F) • -20 to 70°C (-4 to 158°C) • 0% to 95% relative humidity • 0% to 95% relative humidity • 440 x 250 x 44 mm (17.32 x 9.84 x 1.73 in) • 440 x 210 x 44 mm (17.32 x 8.27 x 1.73 in) • 3.46 kg (7.63 lbs) • 3.01 kg (6.63 lbs) • PoE On: • 467.3 W/100 V • 443.6 W/240 V • PoE Off: • 56.4 W/100 V • 57.2 W/240 V • 27.8 W/100 V • 28.4 W/240 V • Max: 51.2 dB(A) • Min: 43.0 dB(A) • PoE On: • 1593.493 BTU/hr (100 V) • 1512.676 BTU/hr (240 V) • PoE Off: • 192.324 BTU/hr (100 V) • 195.052 BTU/hr (240 V) • 309,053.10 hours • 440 x 250 x 44 mm (17.32 x 9.84 x 1.73 in) • 3.85 kg (8.49 lbs) • CB, UL, BSMI, CCC • CE Class A, VCCI Class A, FCC Class A, IC, BSMI • MAC Address Table • 16K entries • 32K entries (DGS-1250-52X/52XMP only) • IGMP Snooping • IGMP v1/v2/v3 Snooping • Supports 256 IGMP groups • Supports at least 64 static multicast addresses • IGMP per VLAN • Supports IGMP Snooping Querier • Loopback Detection • 802.3ad Link Aggregation: • Supports maximum 8 groups per per device and 8 ports per group • LLDP • LLDP-MED • Jumbo Frame • Up to 12,000 bytes • Spanning Tree Protocol • 802.1D STP • 802.1W RSTP • 802.1s MSTP • Flow Control • 802.3x Flow Control • HOL Blocking Prevention • Port Mirroring • One-to-One • Many-to-One • Supports Mirroring for Tx/Rx/Both • Multicast Filtering • Forwards all registered groups • Filters all unregistered groups • Configurable MDI/MDIX • MLD snooping v1/v2 awareness (256 groups) • PD-Alive