Servo Systems
ALPHA7 | Servomotor | Model Codes

You can determine the model code of a product by filling in digits according to sequence numbers.

Digit	Specification	Code
1	Basic type
	Ultra-low Inertia	GYS
	Medium Inertia	GYB
	Medium Inertia	GYG
2	Rated output
	50×10⁰=50W	500
	10×10¹=100W	101
	20×10¹=200W	201
	40×10¹=400W	401
	75×10¹=750W	751
	85×10¹=850W	851
	10×10²=1.0kW	102
	13×10²=1.3kW	132
	15×10²=1.5kW	152
	20×10²=2.0kW	202
	30×10²=3.0kW	302
	40×10²=4.0kW	402
	50×10²=5.0kW	502
3	Rated speed
	3000r/min series	D
	2000r/min series	C
	1500r/min series	B
4	Development order
4	7	7
5	Encoder
	24-bit ABS (with support for functional safety)	E
	24-bit INC (with support for functional safety)	N
6	Oil seal/shaft
	Without oil seal, straight shaft, with key	A
	Without oil seal, straight shaft, without key	B
	Without oil seal, straight shaft, with key, tapped	C
	With oil seal, straight shaft, with key	E
	With oil seal, straight shaft, without key	F
	With oil seal, straight shaft, with key, tapped	G
7	Input voltage
7	3-phase 200V	2
8	Wire connection/brake
	Lead wire, without brake	No marking
	Lead wire, with brake	B
	Connector, without brake	C
	Connector, with brake	D