... 63A 3.installation type:flush mounted 4.the number of loops:4 1 Application rangeSX1 terminal distribution box ... 2 Divided according to users no.a. single line: 2, 4, 6, 8, 10, 12, 15, 18b. multi-line ... 125A3.2.3 Protective level: IP30;3.2.4 Resistance to fire and abnormal heat capacity: 650°C ... /30s (just for real wall installation)4. Structure features4.1 Plastic panel, easy to install, ...