Data sheet 6GK7277-1AA10-0AA0 COMPACT SWITCH MODULE CSM 1277 CONNECTION SIMATIC S7-1200 AND UP TO 3 FURTHER IND. ETHERNET USERS WITH 10/100 MBIT/S UNMANAGED SWITCH, 4 RJ45 PORTS, EXT. 24V DC POWER SUPPLY, LED DIAGNOSTICS, S7-1200 MODULE INCL. ELECTRONIC MANUAL ON CD Product type designation CSM 1277 Transmission rate Transfer rate 10Mbit/s,100Mbit/s Interfaces / for communication / integrated Number of electrical connections 4 for network components or terminal equipment Number of 100 Mbit/s SC ports 0 for multimode Number of 1000 Mbit/s LC ports 0 for multimode 0 for single mode (LD) Interfaces / others Number of electrical connections 1 for power supply Type of electrical connection 3-pole terminal block for power supply Supply voltage, current consumption, power loss 6GK7277-1AA10-0AA0 Subject to change without notice 11/30/2017 Copyright Siemens Page 1/4Type of voltage / of the supply voltage DC Supply voltage 24V external 19.2V external / minimum 28.8V external / maximum Product component / fusing at power supply input Yes Fuse protection type / at input for supply voltage 0.5 A / 60 V Consumed current / maximum 0.07A Power loss W 1.6W at DC / at 24 V Permitted ambient conditions Ambient temperature 0...60C during operation -40...+70C during storage -40...+70C during transport Relative humidity 95% at 25 C / without condensation / during operation / maximum Protection class IP IP20 Design, dimensions and weight Design SIMATIC S7-1200 device design Width 45mm Height 100mm Depth 75mm Net weight 0.15kg Mounting type Yes 35 mm DIN rail mounting Yes wall mounting No S7-300 rail mounting No S7-1500 rail mounting Product functions / management, configuration Product function No multiport mirroring No switch-managed Product functions / Redundancy Product function Yes Parallel Redundancy Protocol (PRP)/operation in the PRP-network No Parallel Redundancy Protocol (PRP)/Redundant Network Access (RNA) Standards, specifications, approvals 6GK7277-1AA10-0AA0 Subject to change without notice 11/30/2017 Copyright Siemens Page 2/4