Centralized Lubrication Systems, Hydraulics and Pneumatics

SHOWA YMAS PISTON PUMP

The YMAS piston pump is a resistance type automatic pump unit, available in various cycle times with adjustable output volumes. By simply connecting power to the unit, a desires amount of lubricant can be delivered, at intermittent periods.

There are two types of units available, dispensing an adjustable lubrication amount of either 1–3cc/cy or 3–6cc/cy of oil.

Models and Technical Features

Model Type	Cycle Time (minutes)	Discharge Volume (cc/cy)	Max. Presssure (MPa)	Discharge Port Size	Motor Output (W)	Tank Capacity (L)	Effective Capacity (L)
YMAS31(T)	1	1-3 Adjustable	0.5 (5 Bar)	Rc 1/8	10	2	1.5
YMAS35(T)	5
YMAS310(T)	10
YMAS315(T)	15
YMAS330(T)	30
YMAS360(T)	60
YMAS3120(T)	120
YMAS61(T)	1	3-6 Adjustable	0.45 (4.5 Bar)
YMAS65(T)	5
YMAS610(T)	10
YMAS615(T)	15
YMAS630(T)	30
YMAS660(T)	60
YMAS6120(T)	120

* The YMAS3 models default discharge volume setting is 2cc while the YMAS6 models initial flow-rate setting is set to 5cc.
* Apart from the standard 2L tank, a 4L, 5L, 6L and 12L TY type or TZ type tank can be fitted to the unit.
* A float switch can be fitted to the unit.
* Model with "T" at the end of the reference means  2L Plastic tank. Without "T" means 2L Aluminium tank.