Step into the customized constant temperature and humidity laboratory (for pharmaceutical use)

The Labonce constant temperature and humidity laboratory adopts a structural design and uses high-quality imported components, which are suitable for long-term continuous operation, stable and reliable performance, and are suitable for cGMP certified users.

1. Test environmental conditions: ambient temperature of+25 ℃, relative humidity ≤ 85%;

2. Test method: Refer to GB/T 5170.2-2008 Temperature Test Equipment and GB/T 5170.5-2008 Damp Heat Test Equipment.

3. Temperature range: 20-60 ℃, temperature fluctuation: ≤± 0.5 ℃, temperature deviation: ≤ ±2.0℃

4. Test temperature and humidity: 25 ℃ 60% RH

5. Humidity range: 20-95% RH, humidity deviation: ≤ ± 3.0% RH (humidity>75% RH), ≤ ± 5.0% RH (humidity ≤ 75% RH)

6. Equipped with an alarm system that meets cGMP requirements and a data acquisition system that meets cGMP requirements;

Step into the constant temperature and humidity laboratory (for pharmaceutical use) and customize technical parameters:

1、 Volume and size:customized

2、 Structural features:

1. Insulation maintenance structure: spray coated galvanized color steel plate - temperature stress resistant insulation material
2. Air conditioning channels: fan, heater, evaporator, humidifier, dry burn preventer, humidity sensor
3. Standard configuration of test box: observation window, lead hole, lighting fixture
4. Control panel: over temperature protection setting device, operation indicator light, fault indicator light, buzzer
5. Mechanical Room: The mechanical room contains: refrigeration units, fans, distribution control cabinets, humidification and humidity measurement water control devices
6. Heater: Nickel chromium alloy electric wire heater
7. Stainless steel armored heater control method: contactless equal period pulse width modulation, SSR (solid-state relay)
8. Waterway: humidification water supply system, water quality requirement: electrical resistivity ≥ 500 Ω m
9. Power cord hole and drainage system: located on the back of the box

3、 Refrigeration system

1. Working mode: air-cooled compressor
2. Refrigeration compressor: Double inlet piston semi closed compressor, refrigerant: R134a (ozone depletion index 0)
3. Evaporator: finned tube heat exchanger; Condenser: finned tube heat exchanger
4. Throttle device: solenoid valve
5. Control mode of refrigeration machine: The PLC (programmable logic controller) of the control system automatically adjusts the operating conditions of the refrigeration machine according to the test conditions,
Compressor return air cooling circuit, energy regulation circuit

4、 Electrical control system

1. Controller model: imported touch screen controller, accessory functions: fault alarm and cause, processing prompt function, over temperature protection
Interfaces and software for upper and lower temperature protection, power-off protection, sensor up and down wind selection, test pause, alarm output, data acquisition, etc
2. Imported paper recorder

5、 Safety protection device

1. Refrigeration system: compressor overpressure, compressor motor overheating, compressor motor overcurrent, cooling water supply under pressure
2. Humidification system: prevent dry burning of humidification and heat pipes, abnormal water supply, and abnormal drainage
3. Test box: adjustable over temperature protection, test space temperature fuse, air conditioning channel limit, fan motor overheating
4. Other: Main power phase sequence and phase loss protection, leakage protection, load short circuit protection, leakage circuit breaker, circulating fan thermal relay, motor temperature switch
5. Main power leakage circuit breaker: AC380V、50Hz、 Three phase four wire+protective earth wire