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Building Air Conditioning Control System
Power supply unit
Model: PAC-SC50KUA
Before using the controller, please read this Installation Manual carefully to ensure
correct operation. Store this Installation Manual in a location that is easy to find.
Installation Manual
Contents
1. Safety precautions .................................................. 1
2. Product feature ........................................................ 2
1. Specification .................................................... 2
2. Appearance ..................................................... 2
3. Installation ............................................................... 3
1. Parts prepared at site ...................................... 3
2. Installation space and the direction ................. 3
3. Unit installation ................................................ 4
4. Wiring ...................................................................... 4
1. Cover Removal and Installation ....................... 4
2. Power line ........................................................ 5
Line .................................................................. 5
Table of Contents
Related Manuals for Mitsubishi Electric PAC-SC50KUA
Summary of Contents for Mitsubishi Electric PAC-SC50KUA
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Page 1: Table Of Contents
Building Air Conditioning Control System Power supply unit Model: PAC-SC50KUA Installation Manual Contents 1. Safety precautions ..........1 2. Product feature ............2 1. Specification ............ 2 2. Appearance ............. 2 3. Installation ............... 3 1. Parts prepared at site ........3 2. -
Page 3: Safety Precautions
For your safety, first be sure to read 1 Safety precautions described below thoroughly and then install the PAC-SC50KUA correctly. After reading this installation manual, keep it in a location that is easy to find, If the PAC-SC50KUA Power supply unit is going to be operated by another person, make sure that this manual is given to them. -
Page 4: Product Feature
2 Product feature This unit supplies DC power to the central controller G-50A by means of the central controller system M-NET transmission line and DC power line. 1. Specification Source power requirement Rated input EU: ~220V - 240V ; 0.25A / 50Hz Single-phase voltage and current US: ~208V - 230V ;... -
Page 5: Installation
PAC-SC50KUA Power supply unit is not waterproof. PAC-SC50KUA shall be installed in a control panel box (steel : thickness 1mm (3/64 in) or more). Please prepare the control panel box in consideration with installation space as shown in the Fig.3-1. -
Page 6: Unit Installation
3. Unit installation Fix the unit to the control panel box using M4 screw as shown in the Fig.3-2. CAUTION The unit should be fixed with 4 positions to prevent from unit falling down. EU:~220V-240V; 0.25A 50Hz US:~208V-230V; 0.25A 60Hz 2.3 kg / 5 Fig.3-2 4 Wiring... -
Page 7: Power Line
2. Power line Wire the power cable and protective earth cable (grounding cable) to L/L1,N/L2 and the earth line (grounding line) terminals on the TB1 as shown in the Fig.4-2. Power source Circuit breaker EU:~220-240V 50Hz Power cable US:~208-230V 60Hz *US: USA and Protective earth cable Canada... -
Page 8: Allowable Length Of M-Net Transmission Lines
CAUTION • Both of PAC-SC50KUA and Outdoor unit can supply DC power to the M-NET transmission line. Set the outdoor unit central control system transmission line power supply to the factory setting CN41 (no supply). For further details, refer to the installation manual of the outdoor unit. Not doing so may cause unit failure or fire. - Page 12 This product is designed and intended for use in the residential, commercial and light -industrial environment. The product at hand is • Low Voltage Directive 73/23/EEC based on the following • Electromagnetic Compatibility Directive 89/ EU regulations: 336/EEC NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.