Mocomtech CDM-QX - Manual (Page 19)

CDM-Qx Multi-Channel Satellite Modem with DoubleTalk Carrier-in-Carrier Revision 7
Preface MN/CDMQX.IOM
xvii
AC Operation: The AC-powered CDM-Qx/QxL is fitted with two fuses – one each for line and
neutral connections. These are contained within the body of the IEC power inlet connector, behind a
small plastic flap.
For the CDM-Qx:
• For 115 and 230 VAC operation, use 2.0A, slow-blow 20mm fuses.
For the CDM-QxL:
• For 115 and 230 VAC operation, use T3.15A, slow-blow 20mm fuses.
DC Operation: The DC-powered CDM-Qx/QxL is fitted with one fuse for positive connection.
Thid fuse is contained within the body of the power inlet, behind a small plastic flap.
For the CDM-Qx:
• For 38 to 60 VDC operation, use X.XA, 20mm fuses.
For the CDM-QxL:
• For 38 to 60 VDC operation if the modem has no BUC power supply, use T3.15A,
slow-blow 20mm fuses
• For 38 to 60 VDC operation if the modem is fitted with internal BUC power supply,
use T8.0A, slow-blow 20mm fuses.
Environmental
The CDM-Qx/QxL must not be operated in an environment where the unit is exposed to extremes
of temperature outside the ambient range 0 to 50°C (32° to 122°F); precipitation, condensation, or
humid atmospheres above 95% RH; altitudes (non-pressurized) greater than 2000 meters;
excessive dust or vibration; flammable gases, corrosive or explosive atmospheres.
Operation in vehicles or other transportable installations that are equipped to provide a stable
environment is permitted. If such vehicles do not provide a stable environment, safety of the
equipment to EN60950 may not be guaranteed.
Installation
CAUTION
Do
not plug in the modulator and demodulator cards while the modem
is powered on. Damage to the cards may result.
The CDM-Qx/QxL is shipped with a line inlet cable suitable for use in the country of operation.
If it is necessary to replace this cable, ensure the replacement has an equivalent specification.
Examples of acceptable ratings for the cable include HAR, BASEC and HOXXX-X. Examples of
acceptable connector ratings include VDE, NF-USE, UL, CSA, OVE, CEBEC, NEMKO,
DEMKO, BS1636A, BSI, SETI, IMQ, KEMA-KEUR and SEV.