Installing and wiring telephone power supplies
The 1152B PDU complies with the Underwriters Laboratories Inc. (UL) standard UL
Table 22: 1152B PDU UL 1950 Compliance
Complies | UL 1950 |
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Approved | |
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Approved | CE Regulatory |
| Compliance |
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Approved | EN 60950 |
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Approved | TUV EN 60950 |
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Important 1152B PDU Safety Instructions
Please read the following helpful tips. Retain these tips for later use.
When using this switch, the following safety precautions should always be followed to reduce the risk of fire, electric shock, and injury to persons:
●Read and understand all instructions.
●Follow all warnings and instructions marked on this switch.
●This product can be hazardous if immersed in water. To avoid the possibility of electrical shock, do not use it near water.
●The 1152B PDU contains components sensitive to electrostatic discharge. Do not touch the circuit boards unless instructed to do so.
●This product should be operated only from the type of AC (and optional DC) power source indicated on the label. If you are not sure of the type of AC power being provided, contact a qualified service person.
●Do not allow anything to rest on the power cord. Do not locate this product where the cord will be abused by persons walking on it.
●Do not overload wall outlets and extension cords as this can result in the risk of line or electric shock.
●Disconnect the cords on this product and refer servicing to qualified service personnel under the following conditions:
-The power supply cord or plug is damaged or frayed
-Liquid has been spilled into it
-Exposed to rain or water
