BHVAC
Explosion-proof Heating Ventilation Air Conditioning Unit

简要介绍:


Outline

◎BHVAC-□ Explosion-proof heating ventilation air conditioning unit of KNEXCN is explosion-proof electrical product certified by ATEX / IECEx / EAC / CHINA and used for Zone 1, Zone 2, IIA, IIB, IIC class, T1 ~ T4 group.

◎Applicable to online analytical cabin, control room, operating room, electrical room in petrochemical, marine and other fields where there are requirements for positive pressure ventilation, indoor temperature and humidity regulation.


产品详情

Feature

◎Unit design concept is targeted clearly and specifically, unit is long-term continuous operational in harsh industrial

environment; Unit frame is made of hot galvanized plate or stainless steel molding to achieve high strength and good

stability, outdoor operational life span is up to 20 years;

◎Unit cooling system, control system and fan are used with brand-name and high-quality materials, provide high unit

reliability and stable performance;

◎A perfect combination is balanced between explosion-proof structure design and production performance, different

component adopts its unique anti-explosive structure, the whole unit is composed of various explosion-proof

structures;

◎Unit equips all types of security measures to ensure normal operation;

◎Adoption of Siemens PLC programmable controller;

◎Intrinsically safe controlled large-screen monitor displays unit operating parameter;

Options

◎(SS304,SS316L) Stainless steel outer case;

◎Heat exchanger adopts copper tubes and copper fins;

◎Heat exchanger sparyed with anti-corrosive coating;

◎Extremely low-temperature region model;

◎Manufacture according to DNV, ABS and other marine standards. Satisfaction of marine usage requirement .

◎Marine Protection class IP56,IP65;

◎Chemical filtration device (filter media selection by users);

◎Remote control communication interface;

◎Unit provides all types of alarm interface according to user requirement;

◎Solutions for special product requirements.


Model Selection Table


ProductExplosion-proof  Heating Ventilation Air Conditioning
Model BHVAC-8,12,16,22,28,40
Supply  Power V380V,400V,415V,460V
FrequencyHz50/60Hz
Cooling  Capacity W600045000
Heating  CapacityW400027000
Flow of Supply  Air m³/h20007500
Ambient  Temperature
-60+60
Room Temperature  Control Range1030
Room Humidity  Control Range%RH80% / 70%  / 60%
Room Positive  Pressure Control RangePa50 / 30  / 25
Installtion  Type OptionalFree  Standing 
Horizontal
Split
Redundant  DesignOptionalVentilation  Fan Redundant
Cooling System Redundant
Fully Redundant in One Casing
Two Independent BHVAC Units
Ventilation  FanTypeCentrifugal Type
QTYQTYSignle or Redundant
ConfigurationRedundant Fans  Type(one duty, one standby)
Per Power ConsumptionkW0.551.8
Condenser  Fan TypeAxial Type
QTYQTY12
Per Power ConsumptionkW0.371.5
Refrigerant  TypeR407C/R410A/R134a
Compressor  TypeFully  Hermetic Scroll Type/Semi-hermetic Screw Type
Casing and FrameMaterialCarbon  Steel
Galvanized Steel
Stainless Steel 304
Stainless Steel 316L
CoatingPowder  Coating
 Paint 
C4 / C5 / CX 
Heat ExchangerMaterial Aluminum  Fin/Copper Tube
Copper Fin/Copper Tube
SS Fin/SS Tube
CoatingHydrophilic  Film
IPN
POWDRCRON
Nano
Blygold
Heresite 
Fresh  Air DamperMaterialAluminum Alloy
SS 304
SS 316L
Control  TypeMotorized  Shut-off Damper
Pneumatic Shut-off Damper
Return  Air DamperMaterial Aluminum Alloy
SS 304
SS 316L
Control  TypeManul 
Motorized 
Motorized+Pneumatic
Manul+Pneumatic
Filter SystemOptional/CombinationPrimary/Medium/Activated  carbon/Chemical Filter/Sand Filter
Fresh Air  SystemOptional/CombinationFresh  Air Fan/Fresh Air Flow Switch/Fresh Air Pretreatment
IECEx  Ex MarkingOptionalEx  IIC T4 Gb
Ex  IIC  T3 Gb
ATEX  Ex MarkingOptional II 2 G IIC T4 Gb
                                  II 2 G   Ex d e ib IIC T3  Gb
                                  II 2 G C
EAC Ex MarkingOptional1Ex  db e ib mb  IIC T3 Gb
1Ex db e ib mb   IIB+H2 T3 Gb
CHINA Ex MarkingEx db eb ib mb  IIC T4 Gb
*The BHVAC Explosion-proof heating, ventilation  air conditioning unit is the guarantee equipment for analyzer house  temperature and humidity control.Due to the different conditions, such as location, air changes requiement,  overpressure requirement, temperature and  humidity control requirements,room heatload and etc, we need your support to send us project  specifications, and we will do the calculation to ensure  the selected BHVAC model can meet project requirements,  and it is  most economical and energy saving one.      Send an email to    knex@chinakangning.com
*According to project requirements, two BHVAC systems can be  redundant in one casing.
*According to project requirements, BHVAC type can be  horizontal type and split type.


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