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CAD HR OPTIMAL C4

Double flow air handling unit V with exchanger

Counter flow C4 - Backward - ECM < 8,000 m3 / h

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CAD HR OPTIMAL C4

Double flow air handling unit V with exchanger

Counter flow C4 - Backward - ECM < 8,000 m3 / h

	ErP - UVNR compliant - Variable EC motors				Filters Supplied as standard: Blowing fresh air: FIFI F7 ePM1 55 mini-pleat filter%. Resumption stale air: FIFI M5 ePM10 50 pleated filter%. Optional: Blowing fresh air: pleated filter FIGR G4 Coarse 70% + FIFI F7 ePM1 55 minifold filter% or pleated filter FIFI M5 ePM10 75% + FIFI F9 ePM1 80 minifold filter%. 75% + FIFI F9 ePM1 80 minifold filter%. Resumption stale air: FIFI F7 ePM1 55 filter%.

Air-to-air plate heat exchanger produced by RECUTECH, a company participating in the Eurovent program. AAHE certification.

Patented solution, C4 certified - 400°C ½ h
Avoids the installation of a closure device (PF / CF)
Thermal efficiency up to 90%
Modbus and BACnet communicating regulation
High quality finish
Double skin rock wool insulation 50 mm
Batteries integrated in the CTA sizes 12 to 45
Low-consumption ECM motors

Applications:

C4 double flow CMV with energy recovery for collective residential buildings and establishments open to the public (EHPAD, hotel residences, homes, sports halls).
Certified solution 400° ½ hour (maximum diameter of vents 160).
Complies with the decree of February 14, 2000 relating to ERP (Establishments Receiving the Public) CH41 – CH43 and the decree of June 19, 2015 amending the decree of January 31, 1986 relating to fire protection in residential buildings.
Meets the requirement of non-propagation of fire and smoke in any room other than the one where the fire started. The operation of the supply and extraction fans is deemed to be continuous.
No need to install a sealing device (flame arrester, fire damper, etc.)
No mixing of extracted air with air supplied by the exchanger.
Indoor or outdoor installation with roof.

Collective residential buildings

Tertiary buildings

Buildings for catering

CAD / BIM

BIM: CAD HR OPTIMAL C4 E Media locked

BIM: CAD HR OPTIMAL C4 EC1R EC2R ER Media locked

BIM: CAD HR OPTIMAL C4 ED Media locked

BIM: CAD HR OPTIMAL C4 EDC1R EDC2R EDR Media locked

BIM: CAD HR OPTIMAL C4 EDI Media locked

BIM: CAD HR OPTIMAL C4 EI Media locked

BIM: BAHR

BIM: CMHR

CAD : CAD HR OPTIMAL C4

CAD : BAHR

CAD : CMHR

Order online

Description
Dimensions
Documentation
Public Price
Software
References

7 sizes: 12 (1,200 m³/ h), 18 (1,800 m³/ h), 25 (2,500 m³/ h), 33 (3,300 m³/ h), 45 (4,500 m³/ h), 56 (5,600 m³/ h), 80 (8000 m³/ h),
From size 12 to 45, 8 models depending on the types of integrated batteries:

CAD HR OPTIMAL C4	TYPE OF BATTERY
CAD HR OPTIMAL C4	Post-heating electric	Post-heating hot water	Reversible water post heating / cooling	Electric anti-freeze exchanger
E*
ED				■
EI*	■
EDI	■			■
EC*		■
EDC		■		■
ER*			■
EDR			■	■

* Model without antifreeze exchanger coil, for regions where the reference temperature is higher than -5°C.

Sizes 56 and 80, 2 models: E = without coil / ED = with integrated defrost coil. The post-heating batteries are only provided in BAHR external battery box.

One-piece vertical (V) construction.
Duct connection configurations:

VLD: in line, straight easement.
VLG: in line, left easement.
VLEXD: in line with roof, straight easement.
VLEXG: in line with roof, left easement.

2 operating modes: for HVAC application, constant flow (CAV), constant pressure (COP).
Integrated SCHNEIDER M172 regulation specific to VIM .
Communicating Modbus RTU on RS485 or Modbus TCP / IP, BACnet IP or MSTP port.
ETD M172 IP20 remote touch control.

Construction

Self-supporting construction in 50 mm double skin panels.
Insulation by rock wool th. 50 mm, density 40 kg / m³, thermal conductivity 0.037 W / (mk) (20/80 ° C) - Classification A1.
Exterior finishes in pre-painted, grained galvanized steel in dark gray RAL7024. Corrosion resistance RC3, UV resistance RUV3 according to EN 10169.
Z275 galvanized steel interior finishes.
Galvanized steel frame, height 100 mm, up to size 45, and 155 for sizes 56 and 80, drilling for fixing anti-vibration mounts or leveling feet.
Access doors to the main components on hinges and double seals. equipped with handles.
Central access panel to the screwed exchanger fitted with double seals and handles.
Specific hatch on hinges for access to the regulation.
Rectangular connection by flange or flexible sleeve.

Classification

Classification EN 1886 D2 / L2 / F9 / T2 / TB3 according to tests carried out by VIM .

Exchanger

High efficiency air / air countercurrent heat exchanger made of aluminum for an operating temperature of up to 80 ° C.
Thermal efficiency up to 90%.
Double stainless steel condensate collection trays (on supply and discharge) and 32 diameter siphons.

Bypass 100%

Placed on the extract air controlled by a proportional servomotor, used for free cooling and smoke extraction mode. Bypass damper blades fitted with gaskets to ensure maximum tightness (Class 4 according to EN1751).

Motorization

Metal freewheel type jet fans associated with an electronically commutated motor, ECM motors.
Single-phase or three-phase motors with integrated electronic protection:
- CAD HR OPTIMAL OPTIMAL C4 12/18/25/33: Mono 230V, 50 / 60Hz, IP54, class F, control by 0-10V signal.
- CAD HR OPTIMAL OPTIMAL C4 45/56/80: Tri 400 V, 50 / 60Hz, IP54, class F, control by 0-10V signal.

Filtration

Filters supplied as standard:
- Fresh air supply F7 (ePM1 55%).
- M5 stale air return (ePM10 75%).
Filters available as an option:
- Fresh air supply G4 + F7 (Coarse 70% + ePM1 55%) or M5 + F9 (ePM10 75% + ePM1 80%).
- Stale air return F7 (ePM1 55%).

Size	Quantity	FRESH AIR SUPPLY		EXHAUST AIR RETURN
Size	Quantity	Pre-filter option G4 (Coarse 70%) or M5 (ePM10 75%) (mm)	Standard filter F7 (ePM1 55%) or F9 (ePM1 80%) option (mm)	Standard filter M5 (ePM10 75%) or F7 (ePM1 55%) as replacement (mm)
12	1	605x388x48	605x388x96	605x388x48
18	1	735x388x48	735x388x96	735x388x48
25 / 33	2	529x518x48	529x518x96	529x518x48
45	2	578x590x48	578x590x96	578x590x48
56	3	560x640x48	560x640x96	560x640x48
80	4	543x690x48	543x690x96	543x690x48

Integrated antifreeze electric coil

Guarantees the permanent operation of the unit:
- No risk of the exchanger freezing.
- No reduction in flow rates.
Resistance in AISI 430 stainless steel.
Safety thermostat with automatic reset setpoint 55 ° C, manual reset 80 ° C.
Proportional control by static relay.
Sizes 25/33/45/56 and 80: defrost coil power supply by separate power supply with its own proximity switch. In the case of an EDI model (with electric post-heating coil), the power supply of the 2 batteries will be connected to the same proximity switch.

Integrated post-heating and / or cooling coils:
Electric heater EI / EDI

Resistance in AISI 430 stainless steel.
Safety thermostat with automatic reset setpoint 55 ° C, manual reset 80 ° C.
Proportional control by static relay.
Sizes 25/33/45: separate battery power supply with its own proximity switch. In the case of an EDI model (with electric defrost and post-heating coil), the power supply for the 2 coils will be connected to the same proximity switch.

EC1R / EDC1R, EC2R / EDC2R hot water coil or ECF hot water coil

1 or 2 row water coil, hot water use.
Frost protection by contact probe.
Construction: copper tubes and collectors, threaded connection tubes, aluminum fins, galvanized steel frame.
Motorized 3-way valve (24V) proportional by 0-10V signal (accessory).

Reversible hot / cold water coil ER or ECF cold coil

4-row water coil, use in hot water or chilled water.
Frost protection by contact probe.
Construction: copper tubes and collectors, threaded connection tubes, aluminum fins, galvanized steel frame.
Motorized 3-way valve (24V) proportional by 0-10V signal (accessory).
Stainless steel condensate collection tray and siphon for Ø32 connection.
Equipped with a droplet separator.
THCO “change over” probe allowing automatic heating / cooling by measuring the water temperature.

BAHR external battery box

BAHR EI : electric post-heating coil.
BAHR EC : hot water coil.
BAHR ER : reversible hot / cold water coil.
Self-supporting construction in 50 mm double skin panels.
Insulation by mineral wool thickness / 50 mm, density 40 kg / m3, thermal conductivity 0.037 W / (mk) (20/80 ° C) - Classification A1.
Exterior finishes in pre-painted, grained galvanized steel in dark gray RAL7024. Corrosion resistance RC3, UV resistance RUV3 according to EN 10169.
Z275 galvanized steel interior finishes.
Galvanized steel frame, height 100 mm, drilling for fixing anti-vibration mounts or leveling feet.

Rectangular accessories

CDRE 100 : motorized rectangular damper, reinforced class 3 tightness, class B enclosure.
MSCE : waterproof rectangular flexible sleeve (class B) with frame, M0.
APPA - APPR : rain-proof canopy on intake or discharge. Zinc-plated steel, pre-painted RAL7024, of the same type as the unit. Hatch on the side for access to a possible damper servomotor. Quick fixing without drilling.
BRL : smooth rectangular flange made of galvanized steel.
PRRE : rectangle / round transformation piece - in galvanized steel up to size 45.
PRCN - PRCI : Adapter plate for circular, bare or insulated connection, from size 12 to 45.
PRCN - galvanized steel plate equipped with a jointed spigot (delivered with gasket).
PRCI - 50mm double skin panel, rock wool insulation, identical finish to the unit, circular jointed spigot (supplied with gasket and long fixing screw).
Also suitable for BAHR battery boxes from size 12 to 45.

Air treatment selection

CAD HR OPTIMAL C4 VLD
In line straight bondage

	Outdoor air
	Extract air
	Supply air
	Exhaust air

CAD HR OPTIMAL C4 VLG
In line bondage left

	Outdoor air
	Extract air
	Supply air
	Exhaust air

CAD HR OPTIMAL C4	A	B	C	D	E	F	G	H	I	J	K	K1
12	1976	715	1151	655	754	209	310	669	400	440	220	-
18	1976	842	1151	785	881	209	310	669	500	540	270	-
25	2355	1171	1382	1109	1209	200	410	775	800	840	270	300
33	2355	1171	1382	1109	1209	200	410	775	800	840	270	300
45	2380	1273	1525	1210	1310	200	510	847	800	840	270	300
56	2380	1788	1685	1731	1827	280	510	955	1300	1340	220	300
80	2380	2280	1785	2223	2319	255	610	1005	1700	1740	270	300

CAD HR OPTIMAL C4	L	M	N	O	PØ	Q	R	S	T	Weight without any battery E (kg)	Weight with battery defrost ED (kg)
12	350	627	205	307	1/2 "	100	135	231	555	356	365
18	350	757	205	307	1/2 "	100	135	231	555	396	407
25	450	1071	213	390	1/2 "	100	135	245	730	512	528
33	450	1071	213	390	1/2 "	100	135	245	730	625	643
45	550	1180	214	457	1/2 "	100	135	210	777	707	728
56	550	-	-	-	1/2 "	155	196	180	716	923	950
80	650	-	-	-	1/2 "	155	196	180	716	1131	1170