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Horizontal scroll compressors ESP-205-2

Horizontal scroll compressors ESP-205-2
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Horizontal scroll compressors ESP-205-2

Product catalog summary
Overview:
The ELH7 series hermetic scroll compressors by BITZER are designed for transport air conditioning, ideal for compact A/C units in trains and electric buses due to their horizontal, space-saving design. They feature motor power ranging from 7.5 to 15 HP and are compatible with refrigerants R134a, R407C, and R22.
Technical Features:
  • Patented cooling process ensures equal temperature across spirals, optimizing performance and minimizing leakage.
  • High capacity and efficiency through optimized spiral geometry and precise manufacturing.
  • Robust design with controlled spiral pressure and reliable oil supply via centrifugal lubrication.
  • Low sound and vibration levels, compact size, and easy installation.
  • Fully hermetic with a welded shell and terminal box protection class IP54.
Working Principle:
The compressor uses a moving spiral within a stationary spiral to create compression chambers that decrease in volume, compressing the gas. The compressed gas is discharged through a high-pressure chamber and an internal check valve to the condenser.
Application Limits:
Application limits are specified for refrigerants R134a, R407C, and R22, based on a 65°F return gas temperature, detailing parameters like saturated suction and discharge temperatures.
Performance Data:
Based on ARI 540 standards and 60 Hz operation, performance data include saturated suction and discharge temperatures corresponding to dew point conditions, affecting cooling capacity and efficiency, especially for zeotropic blends like R407C.
Special Equipment:
Includes oil heater, shut-off valves, discharge gas temperature sensor, ester oil charge, and motors with special voltage.
Model Designation Explanation:
The model designation includes codes for scroll type, refrigerant compatibility, series, displacement, oil charge, and motor code.
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Catalog excerpts

Horizontal scroll compressors ESP-205-2-1

Transport Applications / hermetic / Scroll compressors Compresseurs hermÉtiques à scroll Compresores hermÉticos scroll ELH7 Series Série ELH7 Serie ELH7

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Horizontal scroll compressors ESP-205-2-2

Hermetic scroll compressors Content Compresseurs hermétiques à scroll Page Compresores herméticos scroll Limites d’application pour R134a R407C R22 Límites de aplicación para R134a R407C R22 Données de puissance pour R134a R407C R22 Datos de rendimiento para R134a R407C R22 Technical data Caractéristiques techniques Datos técnicos Dimensional drawings Croquis cotés Dibujos acotados With the ELH series BITZER provides a horizontal scroll series for transport air conditioning. Due to their horizontal and space-saving design these compressors are extremely suitable for compact A/C units in train...

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Horizontal scroll compressors ESP-205-2-3

❑ Suction gas cooled motor ❑ Moteur refroidi par gaz aspirés ❑ Motor refrigerado por gas aspirado ❑ Low sound and vibration levels ❑ Vibrations et niveau sonore faibles ❑ Bajo nivel de ruido y vibraciones ❑ Small space requirement, low weight and easy installation ❑ Faible encombrement, poids limité et montage facile ❑ Necesidad de espacio mínima, poco peso y montaje sencillo ❑ Fully hermetic due to welded shell ❑ Etanchéité permanente par enveloppe extérieure entièrement soudée ❑ Permanentemente hermetizado a causa de una envoltura completamente soldada ❑ Boîte de raccordement classe de protection...

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Horizontal scroll compressors ESP-205-2-4

Special equipment Oil heater, suction and discharge shutoff valves, discharge gas temperature sensor, ester oil charge, motors with special voltage. Equipement spécial Chauffage d’huile, vannes d’arrêt à l’aspiration et au refoulement, sonde de température du gaz de refoulement, charge d’huile ester, moteurs de tensions spéciales. Equipamiento especial Calefacción de aceite, válvulas de cierre de aspiración y de presión, sensor de temperatura del gas comprimido, carga de aceite éster, motores con tensiones especiales. Application limits based on 65°F return gas temperature Limites d’application...

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Horizontal scroll compressors ESP-205-2-5

Performance data Performance data are based on the latest edition of ARI 540 and 60 Hz operation. Les données de puissance se basent sur un fonctionnement à 60 Hz et l’édition la plus actuelle du ARI 540. Todos los datos de rendimiento se basan en un funcionamiento con 60 Hz y en la última edición de ARI 540. Saturated suction and discharge temperatures correspond to “dew point” conditions (saturated vapor). With zeotropic blends like R407C this leads to a change in the basic parameters (pressure levels, liquid temperatures) compared with data according to “mean temperatures” used so far. Les...

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Horizontal scroll compressors ESP-205-2-6

R134a Performance data 60 Hz based on 20°F suction superheat and 15°F subcooling Compressor type Cooling capacity Puissance frigorifique Potencia refrigeradora Données de puissance 60 Hz à une surchauffe du gaz aspiré de 20°F se référent et un sous-refroidissement de liquide de 15°F Saturated suction temperature °F Datos de rendimiento 60 Hz se refieren al sobrecalentamiento de 20°F y al subenfriamiento del líquido de 15°F Power consumption Puissance absorbée Consuma de potencia Polyolester oil BSE55 required max. suction superheat 20°F Huile polyolester BSE55 nécessaire max. surchauffe du gaz...

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Horizontal scroll compressors ESP-205-2-7

R407C Performance data 60 Hz based on 20°F suction superheat and 15°F subcooling Compressor type Cooling capacity Puissance frigorifique Potencia refrigeradora Données de puissance 60 Hz à une surchauffe du gaz aspiré de 20°F se référent et un sous-refroidissement de liquide de 15°F Saturated suction temperature °F Datos de rendimiento 60 Hz se refieren al sobrecalentamiento de 20°F y al subenfriamiento del líquido de 15°F Power consumption Puissance absorbée Consuma de potencia Polyolester oil BSE55 required Saturated suction and discharge temperatures are based on dew point temperatures. Huile...

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Horizontal scroll compressors ESP-205-2-8

R22 Performance data 60 Hz based on 20°F suction superheat and 15°F subcooling Compressor type Cooling capacity Puissance frigorifique Potencia refrigeradora Données de puissance 60 Hz à une surchauffe du gaz aspiré de 20°F se référent et un sous-refroidissement de liquide de 15°F Saturated suction temperature °F Datos de rendimiento 60 Hz se refieren al sobrecalentamiento de 20°F y al subenfriamiento del líquido de 15°F Power consumption Puissance absorbée Consuma de potencia sobrecalentamiento del gas aspirado máximo 20°F

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Horizontal scroll compressors ESP-205-2-9

Technical data Displacement with 60 Hz Volume balayé à 60 Hz Volumen desplazado 60 Hz Pipe connections ODS ➂ DL SL Discharge line Suction line Pipe connections ODS Version “B” DL SL Discharge line Suction line Raccords Variante «B» DL SL Conduite de Conduite refoulement d’aspiration Conexiones de tubo ➂ DL SL Conducto de Conducto de presión aspiración Conexiones de tubo Variante “B” DL SL Conducto de Conducto de presión aspiración Charge d’huile Motor connection Datos técnicos Electrical data max. max. operat. power Amps con(MOA) sumption Caractéristiques électriques Raccor- Courant Puissan-...

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Horizontal scroll compressors ESP-205-2-10

Dimensional drawings Croquis cotés Dibujos acotados Connection positions High pressure connection (HP) – Schrader High pressure connection (HP) alternatively: Discharge gas temperature sensor connection Low pressure connection (LP) Raccord de haute pression (HP) – Schrader Raccord de haute pression (HP) alternatif: Raccord de sonde de température du gaz au refoulement Raccord de basse pression (LP) Conexión de alta presión (HP) – Schrader Conexión de alta presión (HP) alternativo: Conexión para el sensor de temperatura del gas comprimido Conexión de baja presión (LP) SL Suction line DL Discharge...

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