Mechanically refrigerated wagon

Insulated wagon either fitted with its own refrigerating device or serviced jointly with other such units by an external refrigerating system. Such refrigerating devices include: - mechanical compressors; - ‘absorption’ units. A mechanically refrigerated wagon should be capable, with a mean outside temperature of + 30 °C, of lowering the temperature inside the empty body and thereafter maintaining it continuously at levels in conformity with the standards defined below. - Class A. Internal wagon temperature should be maintained between + 12 °C and 0 °C inclusive. - Class B. Internal wagon temperature should be maintained between + 12 °C and – 10 °C inclusive. - Class C. Internal wagon temperature should be maintained between +12 °C and – 20 °C inclusive. Also referred to as ‘mechanical refrigerator car’