Great Wall
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| Brand | Great Wall |
|---|---|
| Model | DLSB-ZC |
| Origin | Henan, China |
| Power Supply | 220–240 V~, 50 Hz |
| Operating Temperature Range | −10 to 25 °C |
| Ambient Temperature Range | 5 to 25 °C |
| Temperature Stability | ±2 °C |
| Reservoir Capacity | 20 L |
| Refrigeration Capacity | 600–2550 W |
| Circulation Pump Power | 280 W |
| Rated Flow Rate | 30 L/min |
| Maximum Vacuum | 0.098 MPa (2 kPa) |
| Number of Vacuum Ports | 3 |
| Single-Port Pumping Speed | 10 L/min |
| Pressure Rating | 1.0 bar |
| Overall Dimensions (W×D×H) | 595 × 475 × 925 mm |
| Total Power Consumption | 1650 W |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | DRT-SX 3000 mL |
| Price | Upon Request |
| Power Supply | 220 V / 50 Hz |
| Rated Power | 650 W (typical for 3000 mL capacity) |
| Temperature Stability | ±1 °C |
| Operating Temperature Range | Ambient to 300 °C |
| Insulation Resistance | >500 MΩ·cm |
| Control System | Microcontroller-based PID with dual thermocouple feedback (internal & external) |
| Safety Features | Overcurrent protection, thermal cut-off |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | GR-3L |
| Instrument Classification | Jacketed Glass Reactor |
| Usable Volume | 3 L |
| Vessel Material | Borosilicate Glass 3.3 |
| Operating Pressure Range | –0.1 to 0.0 MPa (gauge) |
| Vacuum Level | ≤ –0.098 MPa (absolute) |
| Jacket Pressure Rating | ≤ +0.03 MPa |
| Temperature Range | –80 °C to +200 °C |
| Stirring Speed | 50–500 rpm |
| Stirring Power | 70 W |
| Torque | 70 N·cm |
| Temperature Sensor | Pt100 (±0.1 °C accuracy) |
| Condenser Surface Area | ~0.025 m² |
| Constant-Pressure Funnel Capacity | 200 mL |
| Frame Material | SUS304 Stainless Steel |
| Sealing Material | PTFE |
| Electrical Supply | 110 V / 60 Hz or 220–240 V / 50–60 Hz |
| Dimensions (W×D×H) | ~480 × 420 × 1200 mm |
| Weight | Approx. 45 kg |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | MP-201Z |
| Instrument Type | Diaphragm Vacuum Pump |
| Product Type | Oil-Free Vacuum Pump |
| Ultimate Vacuum | 8 mbar (0.0992 MPa) |
| Pumping Speed | 25 L/min |
| Motor Power | 180 W |
| Input Voltage/Frequency | 220–240 V~, 50 Hz |
| Motor Speed | 1300 rpm |
| Inlet Port Diameter | Ø6 mm |
| Dimensions (W×D×H) | 300 × 230 × 170 mm |
| Net Weight | 10 kg |
| Construction Material (Gas-Wetted Parts) | PTFE-coated or PTFE-molded components |
| Thermal Performance | Low-temperature-rise motor design |
| Durability | Validated for >1500 hours continuous operation under rated load |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | R-1001VN |
| Evaporation Flask Capacity | 500 mL or 1000 mL |
| Rotation Speed Range | 20–180 rpm |
| Condenser Cooling Area | 0.126 m² |
| Sealing Material | Dual-seal with PTFE and Fluoroelastomer (FKM) |
| Heating Bath Configuration | Separable from main unit |
| Temperature Control | PID-regulated |
| Drive System | Motor-coupled worm-gear transmission |
| Display | Digital speed readout |
| Safety Feature | Lower-positioned vacuum inlet on condenser |
| [Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Model | R-1050 |
| Capacity | 50 L |
| Ultimate Vacuum | 399.9 Pa |
| Rotation Speed | 10–110 rpm |
| Bath Temperature Range | Ambient to 99 °C |
| Temperature Control Accuracy | ±1 °C |
| Condenser Surface Area | Primary 0.91 m² + Secondary 0.52 m² |
| Power Supply | 3-phase, 380 V / 50 Hz |
| Total Power Consumption | 6.3 kW |
| Dimensions (W×D×H) | 1345 × 770 × 2230 mm |
| Net Weight | ~180 kg] |
| [Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Model | R-2050EX |
| Capacity | 50 L |
| Ultimate Vacuum | ≤2 kPa/h |
| Rotation Speed | 20–110 rpm |
| Temperature Range | Ambient +5 to 95 °C |
| Temperature Control Accuracy | ±1.5 °C |
| Condensing Area | Main Condenser 1.15 m², Auxiliary Condenser 0.4 m² |
| Heating Power | 6000 W |
| Total Rated Power | 6500 W |
| Motor Power | 370 W |
| Lift Stroke | 0–170 mm |
| Explosion Protection Rating | Ex d II BT4 |
| IP Rating (Electrical Cabinet) | IP65 |
| Communication Protocol | RS485 / MODBUS RTU |
| Material | Borosilicate Glass 3.3 (DIN ISO 3585), SUS304 Bath, PTFE Seals & Valve Core |
| Dimensions (W×D×H) | 1360 × 770 × 2250 mm] |
| Brand | Great Wall |
|---|---|
| Origin | Henan, China |
| Model | SY-50 |
| Temperature Range | Ambient +5 °C to 200 °C |
| Temperature Stability | ±0.5 °C |
| Bath Volume | 20 L |
| Max Flow Rate | 42 L/min |
| Max Pressure | 2.8 bar |
| Circulation Port | 3/4" NPT |
| Heating Power | 3 kW |
| Power Supply | 220–240 V~, 50 Hz |
| Dimensions (W×D×H) | 430 × 690 × 1075 mm |
| Weight | 60 kg |
| Ambient Operating Conditions | 5–40 °C, ≤60% RH |