Aastra OpenCom 131 User Guide - Page 231
Dimensions W x H x D, Euro ISDN external S
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Technical Specifications OpenCom 131 System data Mains power supply Rated power Safety class Permissible temperatures, stationary, weatherproofed Dimensions (W x H x D) Weight (system only) S0 ports Euro ISDN external (S0 external) for basic access, DSS1 protocol Euro ISDN switchable (S0 external / S0 internal) for basic access, DSS1 protocol, or for ISDN terminals, DSS1 protocol - Supply voltage - Supply power - Range Upn ports for system telephones - Supply voltage - Supply power - Range 230 V ~ 50 Hz Main module: 25 VA 2 +5 °C to +40 °C 396 x 390 x 100 mm 1.9 kg Main module: 1 x Main module: 1 x 40 V ± 10% 2 VA for internal 150 m internal Main module: 3 x to connect system terminals, not DECT-enabled 40 V ± 10% 3 VA per Upn bus 1,000 m 229
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