Section 3: Specifications; Machine Specifications; Lubricant Specifications - Sullair ShopTek ST18 Operation & Maintenance Manual

ST18 & ST22 (U.S.A. & Mexico) Operation & Maintenance Manual

3.1 Machine specifications

Table 3-1: Compressor specifications
Model
Capacity at full load pressure
Rated pressure
Maximum working pressure
Relief valve setpoint
Voltage & frequency
Air end type
Configuration
Motor type
Motor rating
Motor nominal speed
Starting mode
Service factor
Ambient temperature
Lubricant
Lubricant volume
Service connector
Moisture drain connector
Machine weight
Machine dimensions (L × W × H)
Package dimensions (L × W × H)

3.2 Lubricant specifications

The oil used as a lubricant in Sullair's rotary screw com-
pressors must have the following properties:
• Low foaming
• Good resistance to emulsification
• High oxidation resistance
• Viscosity of 10.5 cSt at the compressor's oper-
ating temperature
Section 3
Specifications
3
2.8 m
8.0 bar (115 psi)
8.6 bar (125 psi)
10 bar (145 psi)
18.5 kW (25 hp)
660 kg (1455 lbs)
88291013-137 R05
Subject to EAR, ECCN EAR99 and related export control restrictions.
ST18
/min (100 cfm)
460/230V 60Hz or 460V 60 Hz
Single stage, oil injected rotary screw
Gear driven with integrated inlet modulation
ODP (IP23)
1770 rpm
Y-∆ (Y-delta)
1.15
Between 4° and 40°C (40° and 104°F)
Sullube
11 L (3 gal)
NPT 1"
NPT ⅛" (moisture separator shipped loose)
1340 × 740 × 1300 mm (52.8 × 29.1 × 51.2 in)
1460 × 910 × 1535 mm (57.5 × 35.8 × 60.4 in)
Table 3-2: Lubricant specifications
Synthetic oils
®
Sullube (factory fill)
WARRANTY INFORMATION
Mixing of fluids other than Sullube
compressor's warranty.
3: Specifications
ST22
3
3.6 m /min (127 cfm)
8.0 bar (115 psi)
8.6 bar (125 psi)
10 bar (145 psi)
22 kW (30 hp)
®
662 kg (1460 lbs)
Ambient temperature
Up to 40°C (104°F)
®
will void the
17