B&B Electronics SDR-120 Series - Datasheet - Manual (Page 2)

Mechanical Specification
File Name:SDR-120-SPEC 2009-08-14
Block Diagram
Case No.992A Unit:mm
DC OK Relay Contact
Contact Close When the output voltage reaches the adjusted output voltage.
When the output voltage drop below 90% output voltage.
30V/1A resistive load
Contact Open
Contact Ratings (max.)
DETECTION
PWM & PFC CIRCUIT
O.L.P. U.V.P.
EMI FILTER
RECTIFIERS
POWER
SWITCHING
FILTER
&
RECTIFIERS
+V
DC OK
-V
I/P
FG
CONTROL
O.V.P.
&
O.C.P.
PFC
CIRCUIT
PFC
CONTROL
Terminal Pin No. Assignment (TB1)
Terminal Pin No. Assignment (TB2)
Pin No.
Pin No.
1
1,2
2
3
4
3
Assignment
Assignment
FG
AC/L
AC/N
DC OUTPUT -V
DC OUTPUT+V
ADMISSIBLE DIN-RAIL:TS35/7.5 OR TS35/15
3
5
Relay Contact
1
2
3
125.2
11
3
.5
4
0
TB1
SDR-120
series 120W Single Output Industrial DIN RAIL with PFC Function
+
2
3
4
1
TB2
D
CO
K
D
CO
K
+
V
A
D
J.