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3Installation
1. Parts List
The parts listed below are included with the unit.
1 PAC-SC51KUA 1 unit
2 L-shaped mounting brackets 1 set
3 M4 screw (4 pieces for attaching the PAC-SC51KUA and the mounting bracket)
4 Installation Manual
2. Field-supplied Parts
Obtain the parts listed below before installing the unit.
*1 When installing the unit, use the switch having a contact separation of at least 3mm (
1
/8 in) in each pole.
3. Installation area and direction
(1) To install the unit inside the metal control panel
Attach the mounting brackets to PAC-SC51KUA as shown in Fig. 3-1.
PAC-SC51KUA Power supply unit is not waterproof.
PAC-SC51KUA shall be installed in a metal control panel box (steel: thickness 1mm (
1
/16 in.) or more).
Follow the installation requirements as shown in Fig. 3-1.
(Install in an area capable of withstanding a 1.4 kg (3-
1
/8 lbs.) load.)
Only install the unit vertically as indicated by the arrow on the cover shown in Fig. 3-1.
(2) To install the unit inside the mounting attachment A type (PAC-YG85KTB) (sold separately).
PAC-SC51KUA can be installed inside the mounting attachment A type (PAC-YG85KTB) (sold separately).
Refer to the AG-150A Installation Manual for details.
Field-supplied Parts Specification
Attachment screw M4 screw × 4 pieces For wall mounting the unit.
Power cable/
Ground cable
Use sheathed vinyl cord or wire.
Wire type: Wire should not be lighter than standard PVC sheathed flexible cord IEC 60227
(designation 60227 IEC 53)
Wire size: 0.75mm² to 2mm² (AWG18 to 14)
Main power switch*¹
Breaker for wiring
• Local switch: Capacity 3A, Fuse 3A*
* Use B type fuse.
• Molded case breaker for wiring (NFB): Capacity 3A
Ground-fault interrupter Level of earth leakage: 30mA, 0.1 sec or less
Transmission cable Type: Sheathed vinyl cords or cable that complies with the following specifications or equivalent.
• CPEVS: φ1.2mm to φ1.6mm
• CVVS: 1.25mm² to 2mm² (AWG16 to 14)
* CPEVS: PE insulated, PVC jacketed shielded communication cable
* CVVS: PVC insulated, PVC jacketed shielded control cable
PE: Polyethylene PVC: Polyvinyl chloride
Cable length: Please refer to section 5 M-NET Transmission Lines Length
DC power cable DC power cable should comply with both local standards as well as the power requirements of the
unit.
Recommended type: 0.75mm² to 2mm² (AWG18 to 14)
Cable length: Within 50m (164 ft)
20
(
13
/
16
)
20
(
13
/
16
)
20
(
13
/
16
)
20
(
13
/
16
)
Mounting
brackets
Mounting
brackets
Unit: mm (in.)
Fig. 3-1
00gb_WT05372X04_7.book Page 4 Monday, September 28, 2009 2:03 PM