Features and Benefits
- Intelligent controller, quick and easy to commission
- Fully adjustable boost overrun timer 0-60 minutes; use with non-latching (momentary) switches to prevent unit from being accidentally left in boost mode
- Accepts 150mm and 160mm diameter ducting, no adaptors required
HRV4 Q Plus
- Extremely low Specific Fan Power; down to 0.38 W/l/s
- Highly efficient heat exchanger; up to 91%
- Airflow up to 123 l/s (443 m3/h) @ 100 Pa
HRV4.25 Q Plus
- Extremely low Specific Fan Power; down to 0.43 W/l/s
- Highly efficient heat exchanger; up to 91%
- Airflow up to 158 l/s (568 m3/h) at 100 Pa
Specific Features
HMB and B2 Models
- IP32 rating
- Boost Overrun Timer
- Boost Inhibit
- Internal Humidity Sensor
- Filter Change Alert
- Four Fan Speeds
- SUMMERboost®
- Summer Bypass
- Volt Free Switch Inputs (x3)
- Frost Protection Program
- Multiple Internal Temperature Sensors
- Left or right handing onsite option available (delivered as LH as standard)
- On-Board and Off-Board Control Options (please refer to controls product page for more information)
B2 Models (only)
- Dwelling Supply Air Comfort Control (reduces the amount of cold air being supplied to dwelling)
- Dwelling Supply/Extract Protection
- Balanced Frost Protection
- Live Switch Inputs (x2)
Product Codes
B2 Models:
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HRV4 Q Plus
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B2 - TP431B2
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B2 aura-t™ control - TP431B2_T (onboard controller)
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HRV4.25 Q Plus
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B2 - TP433B2
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B2 aura-t™ control - TP433B2_T (onboard controller)
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HMB Models:
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HRV4 Q Plus
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HMB - TP421HMB
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HMB Eco auralite® Indicator - TP421HMB_LT (onboard indicator)
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-
HRV4.25 Q Plus
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HMB - TP423HMB
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HMB Eco auralite® Indicator - TP423HMB_LT (onboard indicator)
-
Product Breakdown
Eco HMB Models:
- aura-t™ controller available as standalone only
- Fitted with removable filter covers on the front panel
Eco B2 Models:
- aura-t™ onboard as standard
- Front panel; drop down filter flap panel or removable filter covers option available
- B2 Model - Drop down filter access model
- B2 Model – Drop down filter access model
- WiFi compatibility with aura-t SMART (WiFi) controller
- On site configured to either a LH or RH
- Full MODBUS connectivity
- BMS compatible via RS485 (subject to limitations, additional software requirements and specification with any order)
- Low voltage switching (x 3) and live switch (x 2)
- 4 x 0-10v proportional inputs for local demand control room sensors
- Duct Pre-heater control (requires independent power supply)
For product codes and specific performance information, visit the individual product pages for HRV4 Q Plus & HRV4.25 Q Plus.
