3 Specifications
3 - 18
AC Servomotors/Servo Drives 1S-series with Built-in EtherCAT® Communications User’s Manual (I586)
Main Circuit Connector E (CNE) Specifications
Main Circuit Connector A (CNA) Specifications
Main Circuit Connector B (CNB) Specifications
Symbol Name Specifications
DB1 External Dynamic Brake
Resistor connection termi-
nals
When the Internal Dynamic Brake Resistor is used:
• Open between DB1 and DB2.
• Short-circuit DB2 and DB3.
When the External Dynamic Brake Resistor is used:
• Connect the External Dynamic Brake Resistor between DB1 and
DB2.
• Open between DB2 and DB3.
DB2
DB3
R88D-1SN150H-ECT
Symbol Name Specifications
P ---- Do not connect.
The connector is covered for protection. Do not remove the cover.
N3
L3 Main circuit power supply
input
3-phase 200 to 240 VAC (170 to 252 VAC) 50/60 Hz (47.5 to 63 Hz)
L2
L1
Symbol Name Specifications
B1 External Regeneration
Resistor connection termi-
nals
Connect the External Regeneration Resistor between B1 and B2.
This Servo Drive does NOT install Internal Regeneration Resistor.
B2
PN3L3L2L1
B1 B2
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