Installing the Equipment
Page 2-8
Reference Guide: evolution 5000 E5780 and E5782 Encoder
ST.RE.E10135.4
To connect the unit to the local a.c. power supply:
1.
Ensure the local a.c. supply is switched OFF.
2.
Ensure the correct fuse type and rating has been fitted to both the equipment and the a.c.
power cable.
3.
Connect the a.c. power lead to the Encoder mains input connector and then to the local
mains supply.
2.5
-48 Vdc Power Supply
2.5.1
D.C. Power Supply
NOTE…
Only models M2/ENC/E5780/48V and M2/ENC/E5782/48V use a d.c. power supply (see Annex B,
Technical Specification for a full power supply specification).
CAUTION...
This product should be operated only from the type of power source indicated on the marking label. If
you are not sure of the type of power supply to your business, consult a qualified electrical engineer.
For wiring d.c. power a minimum wire size of 1.0 mm
2
(17AWG) is recommended. This may
need to be increased for longer cable runs. For protection of the d.c. wiring a circuit breaker of
maximum 10 A is recommended
2.5.2
Location of the D.C. Input Connector
The connector is located at the right-hand rear of the equipment.
WARNING…
THE –48 VDC ENCODER IS NOT FITTED WITH AN ON/OFF SWITCH. ENSURE THAT THE SUPPLY
HAS A SUITABLE MEANS OF ISOLATION WHICH IS EASILY ACCESSIBLE. FAILURE TO
ISOLATE THE EQUIPMENT PROPERLY MAY CAUSE A SAFETY HAZARD.
Figure 2.3: Connector Block for -48 Vdc Input
The equipment fuse is held in an integral fuse carrier at the d.c. power inlet at the rear of the
Encoder. See
Annex B, Technical Specification
for dc fuse information.
— +
Technical Earth
Fuse Carrier
Connector Block
Supply Side
Equipment Side
— +
Connector Block
Fuse
6.3A
—48 V
0 V
Содержание E5780
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Страница 250: ...Band Plans Page E 2 Reference Guide evolution 5000 E5780 and E5782 Encoder ST RE E10135 4 BLANK...
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Страница 268: ...Accuracy of Frequency Sources Page G 2 Reference Guide evolution 5000 E5780 and E5782 Encoder ST RE E10135 4 BLANK...
Страница 270: ...Use of Remux Card in ASTC Page H 2 Reference Guide evolution 5000 E5780 and E5782 Encoder ST RE E10135 4 BLANK...