Yaskawa Large Capacity Sigma II Series - Manual (Page 36)

2.2 Installation
2-9
2
„ Protecting the Servomotor Fan
The servomotor fan has a built-in thermal protector, as shown in the following diagram, that
operates at 140
°C ±5 %. To protect the servomotor fan from overcurrent, use with a 2-A no-
fuse breaker.
„ Installing the Servomotor Fan
To maximize the cooling capacity of the servomotor fan, install the fan at least 200 mm
(7.87 in) from the inlet side of the servomotor as shown in the following diagram.
„ Servomotor Connector Specifications
• Encoder Connector at Servomotor
The connector specifications for the encoder on the servomotor are as follows:
* 1. Connector at servomotor is already provided.
* 2. Manufactured by Japan Aviation Electronics Industry, Ltd.
* 3. Waterproof.
U
V
W
Servomotor Cool air
200 mm min.
Encoder Connectors
Plug Cable Clamp Receptacle *1
L-shaped Straight
JA08A-20-29S-JA-EB
*2, *3
or
MS3108B20-29S
JA06A-20-29S-J1-EB
*2, *3
or
MS3106B20-29S
JL04-2022CKE (**)
*2, *3
or
MS3057-12A
** indicates the cable diameter.
97F-3102E20-29P
*3
To be prepared by the customer