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Environmental Protection This product has been designed to comply with the requirements on environmental protection. For the proper storage, use and disposal of this product, national laws and regulations must be observed.
S7506/S7506R ..............1-3 1.2 Appearance of DC Power Distribution Box......1-4 1.2.1 DC Power Distribution Box for S7503 .....1-4 1.2.2 DC Power Distribution Box for S7506/S7506R ..1-5 1.3 Installing a Power Distribution Box ........1-7 1.4 Removing a Power Distribution Box ........1-9 1.5 Installing a DC Power Cable ..........1-11...
Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches Chapter 1 H3C S7503-S7506-S7506R Ethernet Switches Power Distribution Box Installation Guide 1.1 Appearance of AC Power Distribution Box 1.1.1 Dual-Input AC Power Distribution Box for S7503 Figure 1-1 Appearance of dual-input AC power distribution box...
Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches ( 1 ) ( 1 ) ( 1 ) 2 ( ) 2 ( ) (1) Power switch (2) Cable clamp (3) Grounding screw (4) Power receptacle Figure 1-2 Front panel of dual-input AC power distribution box for S7503 1.1.2 Single-Input AC Power Distribution Box for...
Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches (1) Cable clamp (2) Power switch (3) Grounding screw (4) Power receptacle Figure 1-4 Front panel of single-input power distribution box fo S7506/7506R 1.1.3 Dual-Input AC Power Distribution Box for S7506/S7506R...
Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches (2 ) (2 ) ( 3 ) ( 3 ) (1) Power switch (2) Cable clamp (3) Grounding screw (4) Power input receptacle Figure 1-6 Front panel of dual-input AC power distribution box for S7506/7506R 1.2 Appearance of DC Power Distribution Box...
(2) -48 V terminal (3) Grounding screw (4) RTN terminal (5) Captive screw Figure 1-8 Front panel of DC power distribution box for S7503 1.2.2 DC Power Distribution Box for S7506/S7506R Figure 1-9 Appearance of DC power distribution box fo S7506/7506R...
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Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches 1 ( ) 1 ( ) (1) Power switch (2) -48 V terminal (3) Grounding screw (4) RTN terminal (5) Captive screw Figure 1-10 Front panel of DC power distribution box fo...
(1) Captive screw for power distribution box (2) Grounding screw (3) AC power distribution box (4) PoE power input Figure 1-11 Rear view of S7506 chassis (taking S7506 XGbus PoE AC chassis as an example) The installation procedure is the reverse of the removal procedure:...
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Step 3: Insert four captive screws into the screw holes and fasten them with a screwdriver. Step 4: Install the ground wire (for detailed procedure, see H3C S7500 Series Ethernet Switches Installation Manual), and fasten the grounding screws on the power distribution box with a screwdriver.
Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches 1.4 Removing a Power Distribution Box SR PU SR PU PWR1 PWR 2 PWR3 (1) Captive screw for a power module Figure 1-12 Position of captive screw for a power module...
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Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches Step 2: Turn off the power switch on the chassis. If an AC power distribution box is used, unplug AC power cable from the chassis; if a DC power distribution box is used, unplug the DC power cable.
Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches 1.5 Installing a DC Power Cable Caution: Power off the switch before installing a DC power cable. Step 1: Wear an ESD-preventive wrist strap. Step 2: Unscrew the captive screws on the connector lid on the DC power distribution box and open the lid.
Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches 1.6 Removing a DC Power Cable Caution: Power off the switch before installing a DC power cable. Step 1: Wear an ESD-preventive wrist strap. Step 2: Disconnect the switch from the DC power source.
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Power Distribution Box Installation Guide H3C S7503-S7506-S7506R Ethernet Switches Caution: For the safety of human bodies and equipment, the switch must be well grounded. The resistance reading between switch chassis and ground must be less than 1 ohm. For lightning protection, the AC power cable should be led through an external lightning protection set into your S7500 Ethernet switch.
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