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YLG20Z-84
Blait
Product Parameter
| Parameter | Value |
|---|---|
| Product Name | Energy-Saving Variable Speed Screw Compressor |
| Model | YLG20Z-84 screw compressor |
| Lubrication Method | Lubricated |
| Cooling System | Air-cooled |
| Power Source | AC |
| Structure Type | Semi-hermetic |
| Installation Type | Mobile |
| Type | Single-screw compressor |
| Displacement | 0.8-1.2 m³/min |
| Power | 7.5 kW |
| Compression Stage | Single-stage |
| Lubricant Capacity | 12 liters |
| Cooling Method | Air-cooling/Water-cooling |
| Voltage | 380V/50Hz |
| Minimum Order Quantity | 1 set/unit |
| Drive Method | Direct drive |
| Oil-free Type | Yes |
| Power Range | 4 kW to 355 kW |
| Origin | China |
The Energy-Saving Variable Speed Screw Compressor by Blait is engineered for industrial use. The YLG20Z-84 model is a reliable, single-stage compressor. Its direct drive system ensures efficient and smooth operation.
This compressor operates with a displacement of 0.8-1.2 m³/min, ideal for various industrial needs. It features a semi-hermetic structure and supports both air-cooling and water-cooling.
With a power capacity of 7.5 kW and a voltage requirement of 380V/50Hz, it delivers consistent performance. The lubrication method supports smooth operation with 12 liters of lubricant.
This model offers flexibility with its mobile installation type. Its oil-free design provides clean operation, suitable for demanding applications.
The power range from 4 kW to 355 kW makes it adaptable to various industrial setups. With a minimum order quantity of 1 unit, Blait ensures accessibility for businesses of all sizes.
Blait's screw compressors are designed for durability and energy efficiency, delivering reliable results for industrial applications.
| Technical Parameter | Description |
|---|---|
| Product Model | YLG20Z-84 ~ YLG30Z-118 |
| Tooth Profile Line | YZ57, composed of arcs and higher-order curves |
| Temperature Sensor | Standard PTC110°C |
| High-Pressure Working Conditions | Pressure difference resistance of 2.0MPa |
| Protection Module | Standard INT69 FSY protection module |
| Area Utilization Coefficient | 0.41 & 0.45 |
| Oil Flow Monitoring | Equipped with oil flow switch and monitoring of oil circulation as standard |
| Leakage Triangle Area | Smaller than conventional wires, reducing leakage losses effectively |
| Engine Displacement (50Hz) | 84m³/h ~ 118m³/h |
| Engine Displacement (60Hz) | 101m³/h ~ 142m³/h |
The Variable Speed Screw Compressor by Blait is an innovative solution for diverse industrial needs. Models range from YLG20Z-84 to YLG30Z-118, featuring an advanced YZ57 tooth profile line for optimized performance. Equipped with a PTC110°C temperature sensor and INT69 FSY protection module, it ensures safety and reliability under high-pressure conditions (up to 2.0MPa). A high area utilization coefficient (0.41 & 0.45) and minimized leakage triangle area enhance energy efficiency. With engine displacement of 84m³/h to 118m³/h (50Hz) and 101m³/h to 142m³/h (60Hz), plus standard oil flow monitoring, this compressor is durable, efficient, and ideal for demanding applications.
Dimensional Drawings：
Suction, Exhaust Valve Connector
| MODEL | YLG20Z-84 | YLG25Z-100 | YLG30Z-118 |
| SL | φ54(21/8") | φ54(2 1/8") | φ54(2 1/8") |
| DL | φ42(13/8") | φ42(1 3/8") | φ42(1 3/8") |
Application Scope lcon
Performance Parameter Table (R22)
Freqency 50 Hz
Based on 10 degree suction superheat;
and liquid re-cooling (Economiser operation)
| Compressor type | Cond temp（℃） | Qo(kw) Pe(kW) | Cooling capacity Qo (kw) Power consumption Pe (kW) | |||||||
| Evaporating temperatue (C ) | ||||||||||
| -10 | -15 | -20 | -25 | -30 | -35 | -40 | -45 | |||
| YLG20Z-84 | 30 | Qo | 61.9 | 51.9 | 43.4 | 35.9 | 29.3 | 23.5 | 18.4 | 14.1 |
| Pe | 19.4 | 18.5 | 16.9 | 16.6 | 15.8 | 15.2 | 14.6 | 13.9 | ||
| 40 | Qo | 59.1 | 49.5 | 41.3 | 34 | 27.6 | 21.9 | 17.1 | 12.8 | |
| Pe | 23.2 | 22.2 | 21.3 | 20.5 | 19.7 | 19.2 | 18.3 | 17.4 | ||
| 50 | Qo | 55.1 | 46.3 | 38.4 | 31.4 | 25.2 | 19.8 | 15 | ||
| Pe | 27.8 | 26.8 | 26.2 | 25.3 | 24.5 | 23.2 | 21.8 | |||
| YLG25Z-100 | 30 | Qo | 71.4 | 60.6 | 50.9 | 42.3 | 34.7 | 28 | 22.2 | 17.2 |
| Pe | 22.2 | 21.3 | 20.5 | 19.8 | 18.6 | 17.9 | 17.2 | 16.6 | ||
| 40 | Qo | 68.7 | 58.1 | 48.6 | 40.3 | 32.8 | 26.4 | 20.7 | 15.8 | |
| Pe | 26.5 | 25.4 | 24.5 | 23.6 | 22.7 | 21.8 | 20.9 | 20.1 | ||
| 50 | Qo | 65.1 | 54.9 | 45.7 | 37.5 | 30.3 | 23.9 | 18.4 | ||
| Pe | 31.8 | 30.7 | 29.5 | 28.6 | 27.7 | 26.1 | 25 | |||
| YLG30Z-118 | 30 | Qo | 83.1 | 70.5 | 59.3 | 49.4 | 40.6 | 32.8 | 26.1 | 20.2 |
| Pe | 25.9 | 24.7 | 23.5 | 22.4 | 21.4 | 20.5 | 19.6 | 18.8 | ||
| 40 | Qo | 79.9 | 67.6 | 56.7 | 47 | 38.5 | 30.9 | 24.4 | 18.7 | |
| Pe | 30.5 | 29.3 | 28.2 | 27.1 | 26 | 25.1 | 23.9 | 22.8 | ||
| 50 | Qo | 75.2 | 63.6 | 53.1 | 43.8 | 35.5 | 28.2 | 21.8 | ||
| Pe | 36.5 | 35.6 | 33.9 | 32.6 | 31.5 | 30.3 | 28.7 | |||
Performance Parameter Table (R404A/R507A)
Freqency 50 Hz
Based on 10 degree suction superheat;
and liquid re-cooling (Economiser operation)
| Compressor type | Cond temp（℃） | Qo(kw) Pe(kW) | Cooling capacity Qo (kw) Power consumption Pe (kW) | ||||||
| Evaporating temperatue (C ) | |||||||||
| -15 | -20 | -25 | -30 | -35 | -40 | -45 | |||
| YLG20Z-84 | 30 | Qo | 56.8 | 47.9 | 40 | 33 | 26.8 | 21.4 | 16.7 |
| Pe | 22.6 | 22.1 | 21.4 | 20.7 | 19.7 | 18.6 | 18 | ||
| 40 | Qo | 53.7 | 53.7 | 37.5 | 30.7 | 24.7 | 19.5 | 14.9 | |
| Pe | 28.3 | 28.3 | 26.8 | 25.8 | 24.7 | 23.5 | 21.9 | ||
| 50 | Qo | 34.2 | 27.1 | 21.6 | 16.5 | 11.9 | |||
| Pe | 32.1 | 30.9 | 29.5 | 28.5 | 26.3 | ||||
| YLG25Z-100 | 30 | Qo | 66.3 | 55.9 | 46.7 | 38.5 | 31.3 | 25.1 | 19.6 |
| Pe | 25.3 | 24.5 | 23.8 | 22.9 | 22.5 | 21.2 | 20.3 | ||
| 40 | Qo | 62.6 | 52.7 | 43.9 | 36 | 29.1 | 23 | 17.7 | |
| Pe | 31.8 | 31.2 | 28.8 | 29.2 | 28.2 | 26.5 | 24.8 | ||
| 50 | Qo | 42.6 | 33.7 | 25.7 | 19.8 | 14.6 | |||
| Pe | 40.2 | 37.7 | 34.8 | 32.6 | 30.2 | ||||
| YLG30Z-118 | 30 | Qo | 75.6 | 63.9 | 53.4 | 44.1 | 36 | 28.9 | 22.7 |
| Pe | 29.1 | 28.1 | 27.2 | 26.3 | 24.9 | 24.1 | 22.8 | ||
| 40 | Qo | 71.4 | 60.3 | 50.3 | 41.5 | 33.8 | 26.9 | 21 | |
| Pe | 36.2 | 35.2 | 33.8 | 32.8 | 31.2 | 30 | 28.5 | ||
| 50 | Qo | 46.2 | 38 | 30.8 | 24 | 18.3 | |||
| Pe | 41.5 | 40.1 | 38.4 | 37.7 | 35.2 | ||||
Technical Data Sheet
| Compressor type | Displacement (50Hz) | Displacement (60Hz) | Discharge pipe | Suction pipe | Energy regulation | Power supply | Maximumoperating current | Maximumpower | Start/locked rotor current | Weight |
| m³/h | mm (inch) | % | V/φ/Hz | A | kW | A | kg | |||
| YLG20Z-84 | 84 | 101 | φ42(15/8") | φ54(21/8") | 100/90/55 | 400±10% △/△△3~/50HZ 460±10% △/△△3~/60HZ Part Winding | 48 | 29 | 129/210 | 166 |
| YLG30G-84 | 84 | 101 | 100/90/70 | 52 | 33 | 126/218 | 170 | |||
| YLG25Z-100 | 100 | 121 | 100/80/45 | 52 | 33 | 126/218 | 169 | |||
| YLG35G-100 | 100 | 121 | 100/85/60 | 58 | 37.3 | 153/266 | 178 | |||
| YLG30Z-118 | 118 | 142 | 100/75/45 | 58 | 37 | 153/266 | 174 | |||
| YLG40G-118 | 118 | 142 | 100/80/55 | 66 | 42 | 182/311 | 183 | |||
Product Parameter
| Parameter | Value |
|---|---|
| Product Name | Energy-Saving Variable Speed Screw Compressor |
| Model | YLG20Z-84 screw compressor |
| Lubrication Method | Lubricated |
| Cooling System | Air-cooled |
| Power Source | AC |
| Structure Type | Semi-hermetic |
| Installation Type | Mobile |
| Type | Single-screw compressor |
| Displacement | 0.8-1.2 m³/min |
| Power | 7.5 kW |
| Compression Stage | Single-stage |
| Lubricant Capacity | 12 liters |
| Cooling Method | Air-cooling/Water-cooling |
| Voltage | 380V/50Hz |
| Minimum Order Quantity | 1 set/unit |
| Drive Method | Direct drive |
| Oil-free Type | Yes |
| Power Range | 4 kW to 355 kW |
| Origin | China |
The Energy-Saving Variable Speed Screw Compressor by Blait is engineered for industrial use. The YLG20Z-84 model is a reliable, single-stage compressor. Its direct drive system ensures efficient and smooth operation.
This compressor operates with a displacement of 0.8-1.2 m³/min, ideal for various industrial needs. It features a semi-hermetic structure and supports both air-cooling and water-cooling.
With a power capacity of 7.5 kW and a voltage requirement of 380V/50Hz, it delivers consistent performance. The lubrication method supports smooth operation with 12 liters of lubricant.
This model offers flexibility with its mobile installation type. Its oil-free design provides clean operation, suitable for demanding applications.
The power range from 4 kW to 355 kW makes it adaptable to various industrial setups. With a minimum order quantity of 1 unit, Blait ensures accessibility for businesses of all sizes.
Blait's screw compressors are designed for durability and energy efficiency, delivering reliable results for industrial applications.
| Technical Parameter | Description |
|---|---|
| Product Model | YLG20Z-84 ~ YLG30Z-118 |
| Tooth Profile Line | YZ57, composed of arcs and higher-order curves |
| Temperature Sensor | Standard PTC110°C |
| High-Pressure Working Conditions | Pressure difference resistance of 2.0MPa |
| Protection Module | Standard INT69 FSY protection module |
| Area Utilization Coefficient | 0.41 & 0.45 |
| Oil Flow Monitoring | Equipped with oil flow switch and monitoring of oil circulation as standard |
| Leakage Triangle Area | Smaller than conventional wires, reducing leakage losses effectively |
| Engine Displacement (50Hz) | 84m³/h ~ 118m³/h |
| Engine Displacement (60Hz) | 101m³/h ~ 142m³/h |
The Variable Speed Screw Compressor by Blait is an innovative solution for diverse industrial needs. Models range from YLG20Z-84 to YLG30Z-118, featuring an advanced YZ57 tooth profile line for optimized performance. Equipped with a PTC110°C temperature sensor and INT69 FSY protection module, it ensures safety and reliability under high-pressure conditions (up to 2.0MPa). A high area utilization coefficient (0.41 & 0.45) and minimized leakage triangle area enhance energy efficiency. With engine displacement of 84m³/h to 118m³/h (50Hz) and 101m³/h to 142m³/h (60Hz), plus standard oil flow monitoring, this compressor is durable, efficient, and ideal for demanding applications.
Dimensional Drawings：
Suction, Exhaust Valve Connector
| MODEL | YLG20Z-84 | YLG25Z-100 | YLG30Z-118 |
| SL | φ54(21/8") | φ54(2 1/8") | φ54(2 1/8") |
| DL | φ42(13/8") | φ42(1 3/8") | φ42(1 3/8") |
Application Scope lcon
Performance Parameter Table (R22)
Freqency 50 Hz
Based on 10 degree suction superheat;
and liquid re-cooling (Economiser operation)
| Compressor type | Cond temp（℃） | Qo(kw) Pe(kW) | Cooling capacity Qo (kw) Power consumption Pe (kW) | |||||||
| Evaporating temperatue (C ) | ||||||||||
| -10 | -15 | -20 | -25 | -30 | -35 | -40 | -45 | |||
| YLG20Z-84 | 30 | Qo | 61.9 | 51.9 | 43.4 | 35.9 | 29.3 | 23.5 | 18.4 | 14.1 |
| Pe | 19.4 | 18.5 | 16.9 | 16.6 | 15.8 | 15.2 | 14.6 | 13.9 | ||
| 40 | Qo | 59.1 | 49.5 | 41.3 | 34 | 27.6 | 21.9 | 17.1 | 12.8 | |
| Pe | 23.2 | 22.2 | 21.3 | 20.5 | 19.7 | 19.2 | 18.3 | 17.4 | ||
| 50 | Qo | 55.1 | 46.3 | 38.4 | 31.4 | 25.2 | 19.8 | 15 | ||
| Pe | 27.8 | 26.8 | 26.2 | 25.3 | 24.5 | 23.2 | 21.8 | |||
| YLG25Z-100 | 30 | Qo | 71.4 | 60.6 | 50.9 | 42.3 | 34.7 | 28 | 22.2 | 17.2 |
| Pe | 22.2 | 21.3 | 20.5 | 19.8 | 18.6 | 17.9 | 17.2 | 16.6 | ||
| 40 | Qo | 68.7 | 58.1 | 48.6 | 40.3 | 32.8 | 26.4 | 20.7 | 15.8 | |
| Pe | 26.5 | 25.4 | 24.5 | 23.6 | 22.7 | 21.8 | 20.9 | 20.1 | ||
| 50 | Qo | 65.1 | 54.9 | 45.7 | 37.5 | 30.3 | 23.9 | 18.4 | ||
| Pe | 31.8 | 30.7 | 29.5 | 28.6 | 27.7 | 26.1 | 25 | |||
| YLG30Z-118 | 30 | Qo | 83.1 | 70.5 | 59.3 | 49.4 | 40.6 | 32.8 | 26.1 | 20.2 |
| Pe | 25.9 | 24.7 | 23.5 | 22.4 | 21.4 | 20.5 | 19.6 | 18.8 | ||
| 40 | Qo | 79.9 | 67.6 | 56.7 | 47 | 38.5 | 30.9 | 24.4 | 18.7 | |
| Pe | 30.5 | 29.3 | 28.2 | 27.1 | 26 | 25.1 | 23.9 | 22.8 | ||
| 50 | Qo | 75.2 | 63.6 | 53.1 | 43.8 | 35.5 | 28.2 | 21.8 | ||
| Pe | 36.5 | 35.6 | 33.9 | 32.6 | 31.5 | 30.3 | 28.7 | |||
Performance Parameter Table (R404A/R507A)
Freqency 50 Hz
Based on 10 degree suction superheat;
and liquid re-cooling (Economiser operation)
| Compressor type | Cond temp（℃） | Qo(kw) Pe(kW) | Cooling capacity Qo (kw) Power consumption Pe (kW) | ||||||
| Evaporating temperatue (C ) | |||||||||
| -15 | -20 | -25 | -30 | -35 | -40 | -45 | |||
| YLG20Z-84 | 30 | Qo | 56.8 | 47.9 | 40 | 33 | 26.8 | 21.4 | 16.7 |
| Pe | 22.6 | 22.1 | 21.4 | 20.7 | 19.7 | 18.6 | 18 | ||
| 40 | Qo | 53.7 | 53.7 | 37.5 | 30.7 | 24.7 | 19.5 | 14.9 | |
| Pe | 28.3 | 28.3 | 26.8 | 25.8 | 24.7 | 23.5 | 21.9 | ||
| 50 | Qo | 34.2 | 27.1 | 21.6 | 16.5 | 11.9 | |||
| Pe | 32.1 | 30.9 | 29.5 | 28.5 | 26.3 | ||||
| YLG25Z-100 | 30 | Qo | 66.3 | 55.9 | 46.7 | 38.5 | 31.3 | 25.1 | 19.6 |
| Pe | 25.3 | 24.5 | 23.8 | 22.9 | 22.5 | 21.2 | 20.3 | ||
| 40 | Qo | 62.6 | 52.7 | 43.9 | 36 | 29.1 | 23 | 17.7 | |
| Pe | 31.8 | 31.2 | 28.8 | 29.2 | 28.2 | 26.5 | 24.8 | ||
| 50 | Qo | 42.6 | 33.7 | 25.7 | 19.8 | 14.6 | |||
| Pe | 40.2 | 37.7 | 34.8 | 32.6 | 30.2 | ||||
| YLG30Z-118 | 30 | Qo | 75.6 | 63.9 | 53.4 | 44.1 | 36 | 28.9 | 22.7 |
| Pe | 29.1 | 28.1 | 27.2 | 26.3 | 24.9 | 24.1 | 22.8 | ||
| 40 | Qo | 71.4 | 60.3 | 50.3 | 41.5 | 33.8 | 26.9 | 21 | |
| Pe | 36.2 | 35.2 | 33.8 | 32.8 | 31.2 | 30 | 28.5 | ||
| 50 | Qo | 46.2 | 38 | 30.8 | 24 | 18.3 | |||
| Pe | 41.5 | 40.1 | 38.4 | 37.7 | 35.2 | ||||
Technical Data Sheet
| Compressor type | Displacement (50Hz) | Displacement (60Hz) | Discharge pipe | Suction pipe | Energy regulation | Power supply | Maximumoperating current | Maximumpower | Start/locked rotor current | Weight |
| m³/h | mm (inch) | % | V/φ/Hz | A | kW | A | kg | |||
| YLG20Z-84 | 84 | 101 | φ42(15/8") | φ54(21/8") | 100/90/55 | 400±10% △/△△3~/50HZ 460±10% △/△△3~/60HZ Part Winding | 48 | 29 | 129/210 | 166 |
| YLG30G-84 | 84 | 101 | 100/90/70 | 52 | 33 | 126/218 | 170 | |||
| YLG25Z-100 | 100 | 121 | 100/80/45 | 52 | 33 | 126/218 | 169 | |||
| YLG35G-100 | 100 | 121 | 100/85/60 | 58 | 37.3 | 153/266 | 178 | |||
| YLG30Z-118 | 118 | 142 | 100/75/45 | 58 | 37 | 153/266 | 174 | |||
| YLG40G-118 | 118 | 142 | 100/80/55 | 66 | 42 | 182/311 | 183 | |||
