YASKAWA CPCR-MR08C Bulletin page 48

4.2.1 Selection of Cable Size (Cont'd)
Table 4.2 (a) Recommended Cable Size of SERVOPACK Types CPCR-MR01C to -MR07C
_ SERVOPACK Cable Size mm2
Circuit Terminal Terminal'_-_ Type MR 01 C -[ MR 02 C MR
O5 C MR 07 C
Symbol _ MR 01 CJ T MR 02 CJ
AC Power Supply Q (_
Motor Main Circuit and Thermal 2.0 or more* 3.5 or more*
Overload Relay (_) ®
(o
,- Optional (D O
:_ Control Circuit Power Supply (_) (_) 1.25 or more
Blown Fuse Detecting Circuit _) (_
Speed Reference Input (_) (_ Two-core twisted shielded cable type RG-1 08A/U made by Fujikura
Tachometer-generator Circuit (_ (_ Ltd., or equivalent.
' OvertravelCircuit O (_)_) 1.25or more
Proportional Drive (_ @
-_ Aux. Speed Reference Input (_ O Two-core twisted shielded cable type RG-108A/U
Outputof 4- 12V (_ @ @ 1.25or more
o External Current-limit Circuit @ O
Twisted Cable 0.3 or more
External Base-off (_ @
Power Transformer Primary Side -- 2.0 or more*
* Heat-resistant cable vinyl chloride conduit or metallic conduit), determine the cable
Notes: size considering the current drop rate of the cables.
1. For the main circuit, use cables of 600 V or more. 3. Where the ambient temperature (in the panel) is high (40 to
60°C), use heat-resistant cables.
2. Where cables are bundled or put in a duct (unplasticized poly-
Table 4.2 (b) Recommended Cable Size of SERVOPACK Types CPCR-MR08C to -MR99C
SERVOPACK Cable Size mm_
Circuit Terminals mma/ _ ¢.pc, a-r_al_ Type MR08C MR15C MR22C MR55C
MR75C MR99C
Syrnbo, "-C-_ MR08CW MR15CW MR22CW MR55CW
AC Power Supply (_) _) (_ 2.0 or more* 2.0 or more* 3.5 or more* 5.5 or more* 8.0 or more* 14.0 or more*
= Control Circuit Power Supply Q O 1.25 or over
o = DC Reactor and Thermal
o Overload Relay _)(_) 2.0ormore* 2.0ormore* 3.5ormore* 5.5ormore* 8.0ormore* 14.0 or more*
.=_ Motor Main Circuit _) ®
0_
Regenerative Resistor (_ (_ -- 5.5*
Thermal Switch (_ Q
Speed Reference Input (_) (_)
Tachometer-Generator Circuit O (_
Aux. Speed Reference Input (_ (_) Two-core twisted shielded cable
Overtravel Circuit at Forward type RG-108A/U made by Fujikura
Running _) (_) Ltd., or equivalent.
Overtravel Circuit at Reverse
Running (_)Q
o= Proportional Drive _) @ 1.25 or more
_) Output of 4-12V O @ @
-6 External Current-limit Circuit
at Reverse Running @ @
¢.
8 External Current-limit Circuit Twisted cable 0.3 or more
at Forward Running (_) @
Current Monitoring Circuit @ @
Servo Trouble Detecting
Circuit (_)@ @) 1.25or more
External Base-off O @ Twisted cable 0.3 or more
Optional _ (_ --
Grounding (_ (_ 2.0 or more
* Heat-resistant cable vinyl chloride conduit or metallic conduit), determine the cable
Notes: size considering the current drop rate of the cables.
1. For the main circuit, use cables of 600 V or more. 3. Where the ambient or panel inside temperature is high (40
2. Where cables are bundled or put in a duct (unplasticized poly- to 60°C), use heat-resistant cables.