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D2071A

D2071AOperation & Installation Manual

Specifications

• Phone Voltage:

• Minimum: 20 VDC

• Normal: 48 to 52 VDC; 24 to 26 VDC

• Operating Temperature:

• +32 to +120° F (0 to +49°C)

• Enclosure:

• Color: Red

• Size (LxW): 7.8 x 4.4 in. (20.0 x 11.2 cm) including mounting tabs

• Material: Non-conductive plastic ABS UL94V-O

• Wire Specifications:

• Refer to NEC, NFPA 70, Article 760 for wire specifications.

D1220 Transformer Wiring Distances

#18 AWG (1.2 mm) 250 ft. (76.2 m) maximum

#16 AWG (1.5 mm) 374 ft. (114 m) maximum

#14 AWG (1.8 mm) 600 ft. (182.9 m) maximum

#12 AWG (2.3 mm) 1,000 ft. (304.8 m) maximum

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Bosch D2071A Installationshandbuch Seite 42