STP - STR Heat Recovery Side x Side
Features
Cases - Plant Models
Cases - Weatherprooof Models
Specification
Catalogue
STP-STR Direct Drive Side x Side Heat Recovery Units Selection Chart
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Technical Data - Size 11
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Dimensions - Plant
Dimensions - Roof
- DIRECT DRIVE SIDE X SIDE HEAT RECOVERY UNITS
Features
- Larger sizes for plant and external installation
- Can be with electric or LPHW heater batteries
- 11 standard sizes, airflow to 12 m³/sec
- Wide selection of control panels available
Cases - Plant Models
- Robust 30 x 30 (30 x 50 on larger units) extruded aluminium frame
- Black plastic corner joints
- Finished in galvanised, double skinned steel with 25mm thick mineral wool slab insulation of 45 kg/m³ density (providing high degree of acoustic insulation) (50mm panels with high density mineral wool and plasterboard also available for lower sound levels)
- Steel channel base running full length of unit with cross members at suitable locations
- Flush fitting panels
- Filter and access section panels fitted with easy access fasteners - other removable panels retained via roofing bolts
Cases - Weatherprooof Models
- CASE CONSTRUCTION AS PLANT MODELS, EXCEPT:
- Outer skin with plastic coated finish (grey to BS10A05 as standard)
- Weatherproof lid fitted
- Air intake and discharge via weather cowl or louvre fitted with birdmesh guard
Specification
- Backward curved direct drive plug style impellors.
- Fan impellers are statically and dynamically balanced in accordance with ISO 14694 and ISO 1940/1. Supplied as standard with pre-greased sealed for life bearings having L10 life of 20,000 hours at peak performance
- Fan and motors pre-wired to inverter and isolator
- Standard motors of squirrel cage induction type, totally enclosed, fan cooled, suitable for 3ph, 50Hz electricity supply, IE2
- Motors with IP55 protection and Class F rating
- High efficiency EC motors available as an option, depending on duty requirement
- Fan and motor are mounted on a common chassis frame isolated from casing via rubber anti-vibration mounts and flexible connector fitted to fan inlet. Transit bolt fitted to prevent damage during transport
- LPHW batteries are constructed from copper tubes mechanically bonded onto aluminium fins supplied with standard BSP male connectors. Option of vinyl coating (copper and electro-tinned copper also available). The coil casing is in galvanised sheet steel
- Drain tray and moisture eliminator plates manufactured from polypropylene fitted as standard to cooling coils. Coils are mounted on slide-in channels to aid removal
- Electric heater batteries for single and 3 phase operation are manufactured from sheathed rod elements with an integral manual reset thermal cut-out for wiring into control unit. It is recommended that fan run-on timer is incorporated in controls to prevent possible heat damage
- Panel filters to G4 grade mounted in slide-in channels. Bag filters of F6 and above are mounted in purpose made front with drawal holding frames and retained by spring loaded clips
- Intake and discharge dampers of opposed blade, multi-leaf type fitted aerofoil section blades. Extended shaft for fitting of suitable motors is provided as standard
- The cross flow type heat exchangers have UPVC exchange plate, UPVC casework with maximum pressure differential of 1000 Pa and operating envelope of 20-60ºC. Provides winter heating and summer cooling. Motorised bypass damper fitted as stan dard. Stainless steel drain pan provided on the exhaust side
- Attenuators manufactured with galvanised sheet steel case fitted with "Mez" type flange at each end.
- Manufactured in UK to ISO 9001
STP-STR Direct Drive Side x Side Heat Recovery Units Selection Chart
Technical Data - Size 1
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 2
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 3
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 4
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 5
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 6
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 7
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 8
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 9
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 10
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"
Technical Data - Size 11
"STPE-HR/STPW-HR - STRE-HR/STRW-HR"