Kohler 30RZ Generator Set
The Kohler 30RZ is a 26 kW (33 kVA) Natural Gas standby generator set powered by a General Motors 4.3L engine. It is available at 120/240 V, 139/240 V, 127/220 V, 277/480 V, 220/380 V, 120/208 V and 347/600 V, 3-phase, 50 Hz and rated 90 A. It holds about 5.7 L (1.5 gal) of oil and 20.1 L (5.3 gal) of coolant, with a maximum ambient rating of 40 °C. The set measures 2242×737×1059 mm (88.3×29.0×41.7 in). The same 4.3L engine also powers generator sets from HIPOWER.
Get a price quote on the Kohler 30RZNew, used & surplus units from generator dealers
Specifications
| Fuel | Natural Gas |
|---|
| Frequency | 50.0 Hz |
|---|
| Standby power | 26 kW |
|---|
| Standby kVA | 33 |
|---|
| Prime power | 24 kW |
|---|
Full specifications
| Voltage options | 120/240 V, 139/240 V, 127/220 V, 277/480 V, 220/380 V, 120/208 V, 347/600 V |
|---|
| Phase | 3 |
|---|
| Rated current | 90 A |
|---|
| Power factor | 0.8 |
|---|
| Coolant capacity | 20.1 L |
|---|
| Max ambient | 40 °C |
|---|
| Dimensions (L×W×H) | 2242×737×1059 mm |
|---|
Engine
General Motors 4.3L
| Oil capacity | 5.7 L |
|---|
| Coolant capacity | 19.7 L |
|---|
| Displacement | 4.3 L |
|---|
| Aspiration | Natural Aspiration |
|---|
| Rated speed | 1800 rpm |
|---|
Other generator sets with this engine
Maintenance & consumables
For the General Motors 4.3L engine.
| Item | Spec | Capacity | Part # | Interval |
|---|
| Air filter | | | 0A4637 buy | |
| Oil | SAE 5W-30 Oil | | 12345610 buy | |
| Oil filter | | | 0A37970001 buy | |
| Spark plug | | | 0A37970172 buy | |
| Spark plug | 5-10 ft. lbs. (6.8 - 13.5 Nm) | | 258276 buy | |
| Air filter | | | find | 200 hr |
| Belt | | | find | 200 hr |
| Coolant | ethylene glycol based antifreeze | 17.0 L | | |
| Fuel filter | | | find | 200 hr |
| Oil | SAE 20W-50 or 15W-40 (above 32°F), SAE 10W-30 or 15W-40 (0°F to 32°F), SAE 5W-20 or 15W-40 (below 0°F), SAE 15W-40 (all seasons) | 5.7 L | | |
| Oil filter | | | find | 200 hr |
| Spark plug | | | find | 600 hr |
Available documents
BrochureSpec sheetInstallation manualReferenceParts manualWiring diagram