Siemens S5-135U/155U appendix Central Controllers and Expansion Units Power Supply Units

Contents

3.6.1Interference-Free Connection of a Monitor to the CP of the S5

Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-30

3.6.2 Shielding and Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-31

3.7 Selection and Installation of Cabinets with SIMATIC S5 . . . . . . . . . . . . . . . 3-33

3.7.1 Types of Cabinet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-34

3.7.2 Clearances in Cabinets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-34

3.7.3 Removal of Power Dissipation from Cabinets . . . . . . . . . . . . . . . . . . . . . . . . 3-37

3.7.4 Examples for Determining the Type of Cabinet . . . . . . . . . . . . . . . . . . . . . . 3-38

3.7.5 Determining the Power Dissipation of Modules . . . . . . . . . . . . . . . . . . . . . . 3-39

4	Central Controllers and Expansion Units Power Supply Units		. . . . . 4-1
	4.1	S5-135U/155U Central Controller	. . . . . 4-2
	4.1.1	Technical Description	. . . . . 4-2
	4.1.2	Installation	. . . . . 4-6
	4.1.3	Startup	. . . . . 4-10
	4.1.4	Repair Guidelines	. . . . . 4-12
	4.1.5	Technical Specifications	. . . . . 4-13
	4.2	Expansion Units	. . . . . 4-15
	4.2.1	Technical Description of the Expansion Units	. . . . . 4-16
	4.2.2	Installing the Expansion Units	. . . . . 4-18
	4.2.3	Technical Specifications of the Expansion Units	. . . . . 4-18
	4.3	Power Supply Units	. . . . . 4-19
	4.3.1	Product Overview	. . . . . 4-19
	4.3.2	Setting and Connecting the Power Supply Unit	. . . . . 4-23
	4.3.3	Fault Indications/Fault Diagnostics	. . . . . 4-36
	4.3.4	Maintenance and Repairs	. . . . . 4-40
	4.3.5	Description of Internal Sequences in the Power Supply Unit	. . . . . 4-49
	4.3.6	Technical Specifications of the Power Supply Units	. . . . . 4-51
	4.4	6ES5 955-3NA12 Power Supply Unit	. . . . . 4-57
	4.4.1	Technical Description	. . . . . 4-57
	4.4.2	Setting the Power Supply Unit	. . . . . 4-60
	4.4.3	Installation	. . . . . 4-63
	4.4.4	Operation	. . . . . 4-64
	4.4.5	Maintenance	. . . . . 4-66
	4.4.6	Technical Specifications	. . . . . 4-68
	4.5	Fan Submodules	. . . . . 4-70
	4.5.1	Technical Description	. . . . . 4-70
	4.5.2	Setting and Connecting the Fan Submodule	. . . . . 4-72
	4.5.3	Technical Specifications	. . . . . 4-74
5	CPUs, Memory Cards, Memory Submodules, Interface Submodules . . .		. . . . . 5-1
	5.1	CPU 948B -3UA13 or CPU 948B -3UA23	. . . . . 5-2
	5.1.1	Technical Description	. . . . . 5-2
	5.1.2	Installation and Startup	. . . . . 5-3
	5.1.3	Interfaces of the CPU 948	. . . . . 5-13
	5.1.4	Technical Specifications	. . . . . 5-15
	5.2	CPU 948	. . . . . 5-17
	5.2.1	Technical Description	. . . . . 5-17
	5.2.2	Installation and Startup	. . . . . 5-18
iv			System Manual
		C79000-G8576-C199-06