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ControlLogix Power Supplies
Catalog Numbers 1756-PA72 Series C, 1756-PB72
Series C, 1756-PA75 Series B, 1756-PB75 Series B,
1756-PH75 Series B, 1756-PC75 Series B
Topic
About the Power Supplies
ControlLogix power supplies are used with the 1756 chassis to provide 1.2V, 3.3V, 5V, and
24V DC power for all modules installed in the chassis. The non-redundant power supplies are
mounted on the left end of the chassis, where they are plugged directly into the backplane.
Installation Instructions
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Related Manuals for Rockwell Automation ControlLogix 1756-PA72 Series C
Summary of Contents for Rockwell Automation ControlLogix 1756-PA72 Series C
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Page 1: Table Of Contents
Installation Instructions ControlLogix Power Supplies Catalog Numbers 1756-PA72 Series C, 1756-PB72 Series C, 1756-PA75 Series B, 1756-PB75 Series B, 1756-PH75 Series B, 1756-PC75 Series B Topic Page Important User Information Environment and Enclosure Safety-related Programmable Electronic Systems North American Hazardous Location Approval European Hazardous Location Approval Before You Begin Install the Power Supply... -
Page 2: Important User Information
In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment. -
Page 3: Environment And Enclosure
ControlLogix Power Supplies Environment and Enclosure This equipment is intended for use in a Pollution Degree 2 industrial environment, in ATTENTION overvoltage Category II applications (as defined in IEC publication 60664-1), at altitudes up to 2000 m (6562 ft) without derating. This equipment is considered Group 1, Class A industrial equipment according to IEC/CISPR Publication 11. -
Page 4: Safety-Related Programmable Electronic Systems
ControlLogix Power Supplies Safety-related Programmable Electronic Systems Personnel responsible for the application of safety-related programmable electronic ATTENTION systems (PES) shall be aware of the safety requirements in the application of the system and shall be trained in using the system. North American Hazardous Location Approval The following information applies when operating Informations sur l’utilisation de cet équipement en... -
Page 5: European Hazardous Location Approval
ControlLogix Power Supplies European Hazardous Location Approval 1756-PB72 Series C, 1756-PB75 Series B (only) European Zone 2 Certification (The following applies when the product bears the Ex or EEx Marking) This equipment is intended for use in potentially explosive atmospheres as defined by European Union Directive 94/9/EC and has been found to comply with the Essential Health and Safety Requirements relating to the design and construction of Category 3 equipment intended for use in potentially explosive atmospheres, given in Annex II to this Directive. -
Page 6: Install The Power Supply
ControlLogix Power Supplies Install the Power Supply The chassis series you have determines what power supply you can use. The following table lists the chassis that is to be installed with a respective power supply. Chassis Compatibility Power Supply Cat. No. Chassis Cat. - Page 7 ControlLogix Power Supplies 3. Slide the power supply in until it is flush with the back of the chassis. 44144 4. Fasten the power supply to the chassis. 44145 Publication 1756-IN613A-EN-P - December 2008...
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Page 8: Ground The Power Supply At Protective Earth Ground
ControlLogix Power Supplies Ground the Power Supply at Protective Earth Ground The following steps describe how to connect the equipment-protective earth ground from the power supply to the chassis. 1. Connect the equipment-protective earth ground from the power supply to the chassis. 2. - Page 9 ControlLogix Power Supplies Verify the Grounding Configuration Before continuing, verify that the Protective and Functional Earth grounds are connected to the system. We recommend that you use a ground bus to reduce the electrical resistance at the connection. Keep wire lengths as short as possible. Protective Earth Ground Functional Earth Ground 20231a-M...
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Page 10: Connect The Power
ControlLogix Power Supplies Connect the Power If you connect or disconnect wiring while the field-side power is on, an electrical arc can WARNING occur. This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding. Use 2.5 mm (14 AWG) 75 °C (167 °F) copper wire with 1.2 mm (3/64-in.) insulation to connect power. -
Page 11: Remove The Protective Label
ControlLogix Power Supplies Power Supply Connections Item Description L1 - High side of line power L2/N- Low side of line power AC Power Supplies Protective earth-ground terminal Protective earth-ground terminal DC + DC Power Supplies DC - 2. Insert the wire into the terminal. 3. -
Page 12: Activate The Power Supply
ControlLogix Power Supplies Activate the Power Supply Flip the power switch to the up position to turn the power supply on. 43615 Determine the Input Power Requirements/Transformer Sizing These graphs show the input power requirements for the power supplies, given the power they are providing to the modules in the chassis. - Page 13 ControlLogix Power Supplies 1756-PH75 Series B, 1756-PC75 Series B Backplane Power Load (Watts) Real Power (Watts) 43618 To use the graphs, complete this procedure. 1. Add all of the backplane power, that is, Watts, for all of the modules in the chassis. 2.
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Page 14: Status Indicators
Verify that the module loads in the system are within the output rating of the power supply. b. Power down the power supply. c. Reinstall the power supply in the chassis. • turns OFF, return the power supply to your local Rockwell Automation distributor. Publication 1756-IN613A-EN-P - December 2008... -
Page 15: Specifications
ControlLogix Power Supplies Specifications AC Power Supplies 1756-PA72 Series C, 1756-PA75 Series B - Technical Specifications Attribute 1756-PA72 Series C 1756-PA75 Series B Dimensions (HxWxD), approx. 140 x 112 x 145 mm (5.5 x 4.4 x 5.7 in.) Weight, approx. 0.95 kg (2.10 lb) Module location Left side of 1756 chassis... - Page 16 ControlLogix Power Supplies 1756-PA72 Series C, 1756-PA75 Series B - Technical Specifications Attribute 1756-PA72 Series C 1756-PA75 Series B Wire category on power ports North American temp code Mounting screw torque 0.8 N•m (7 lb•in) The combination of all output power (1.2V, 3.3V, 5.1V, and 24V) cannot exceed 75 W. The hold up time is all the time between input voltage removal and DC power failure.
- Page 17 ControlLogix Power Supplies 1756-PA72 Series C, 1756-PA75 Series B - Environmental Specifications Attribute 1756-PA72 Series C 1756-PA75 Series B Radiated RF immunity 10V/m with 1 kHz sine-wave 80% AM from 80…2000 MHz IEC 61000-4-3 10V/m with 200 Hz 50% Pulse 100% AM at 900 MHz 10V/m with 200 Hz 50% Pulse 100% AM at 1890 MHz 3V/m with 1 kHz sine-wave 80% AM from 2000…2700 MHz Conducted RF immunity...
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Page 18: Technical Specifications
ControlLogix Power Supplies DC Power Supplies 1756-PB72 Series C, 1756-PB75 Series B, 1756-PC75 Series B, 1756-PH75 Series B - Technical Specifications Attribute 1756-PB72 1756-PB75 1756-PC75 1756-PH75 Series C Series B Series B Series B Dimensions (HxWxD), 140 x 112 x 145 mm (5.5 x 4.4 x 5.7 in.) approx. -
Page 19: Environmental Specifications
ControlLogix Power Supplies 1756-PB72 Series C, 1756-PB75 Series B, 1756-PC75 Series B, 1756-PH75 Series B - Technical Specifications Attribute 1756-PB72 1756-PB75 1756-PC75 1756-PH75 Series C Series B Series B Series B North American temp code IEC temp code Mounting screw 0.8 N•m (7 lb•in) torque Input may drop to 16V for a maximum of two minutes each hour for motor starting. - Page 20 ControlLogix Power Supplies 1756-PB72 Series C, 1756-PB75 Series B, 1756-PC75 Series B, 1756-PH75 Series B - Environmental Specifications Attribute 1756-PB72 1756-PB75 1756-PC75 1756-PH75 Series C Series B Series B Series B Nonoperating -40…85 °C (-40…185 °F) temperature IEC 60068-2-1 (Test Ab, Unpackaged Nonoperating Cold) IEC 60068-2-2 (Test...
- Page 21 ControlLogix Power Supplies 1756-PB72 Series C, 1756-PB75 Series B, 1756-PC75 Series B, 1756-PH75 Series B - Environmental Specifications Attribute 1756-PB72 1756-PB75 1756-PC75 1756-PH75 Series C Series B Series B Series B Radiated RF immunity 10V/m with 1 kHz sine-wave 80% AM from 10V/m with 1 kHz sine-wave 80% AM from 80…2000 MHz 80…2000 MHz...
- Page 22 ControlLogix Power Supplies 1756-PB72 Series C, 1756-PB75 Series B - Certifications 1756-PB72 Series C 1756-PB75 Series B Certifications European Union 2004/108/EC EMC Directive, compliant with: EN 61326-1; Meas./Control/Lab., Industrial Requirements EN 61000-6-2; Industrial Immunity EN 61000-6-4; Industrial Emissions EN61131-2; Programmable Controllers (Clause 8, Zone A, B, & C) European Union 2006/95/EC LVD, compliant with: EN 61131-2;...
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Page 23: Additional Resources
ControlLogix Selection Guide, publication Provides overview of the ControlLogix 1756-SG001 system and its products. You can view or download publications at http://literature.rockwellautomation.com. To order paper copies of technical documentation, contact your local Rockwell Automation distributor or sales representative. Publication 1756-IN613A-EN-P - December 2008... -
Page 24: Installation Assistance
New Product Satisfaction Return Rockwell Automation tests all of its products to ensure that they are fully operational when shipped from the manufacturing facility. However, if your product is not functioning and needs to be returned, follow these procedures.
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