RAM DBS II User Manual

RAM DBS II
Refrigeration Solid State Starter
6
2.0 Specifications
DBS Specifications
TABLE 3
AC POWER SUPPLY
HP RATINGS
CURRENT CAPACITY
CONTROL VOLTAGE
LINE FREQUENCY
CONTROL VOLTAGE
VA DEMAND
PER CHASSIS SIZE
THERMAL OVERLOAD
CAPACITY
OPERATING TEMPERATURE
STORAGE TEMPERATURE
STANDARD STARTING
MODES
USER ACCESSIBLE
RELAYS
COMMUNICATION PORTS
NOTE: 115V CONTROL POWER MUST BE DERIVED
FROM THE 3 PHASE POWER SOURCE.
200V TO 600V RMS
SEE TABLE 1
69 AMPS - 900 AMPS
115 VAC, +/-15%
45 TO 65 HZ
B1, B2: 150 VA
B3, C1, C2, C3: 250 VA
D1, D2, D3: 500 VA
E1, E3: 750 VA
300% FLA FOR 40 SECONDS
600% FLA FOR 10 SECONDS
0 TO 40 DEGREES C
-40 TO 65 DEGREES C
CONSTANT CURRENT - 200% TO 425% FLA
STEP RAMP - 200% TO 425% FLA, RAMP UP TO 500% FLA MAX
RUN RELAY: (2) SPST NORMALLY OPEN CONTACTS
- 10 AMPS @ 25O VOLT AC, INDUCTIVE RATING
SHUNT TRIP RELAY: (1) SPST NORMALLY OPEN CONTACT
- 10 AMPS @ 250 VOLT AC, INDUCTIVE RATING
ALARM RELAY: (1) SPDT 1-NORMALLY OPEN, 1-NORMALLY CLOSED CONTACT
- 10 AMPS @ 250 VOLT AC, INDUCTIVE RATING
DISPLAY PORT (J1) - RS232, 9600 BAUD
NETWORK PORT - RS485, 19,200 BAUD; Receive (RX) LED (yellow) and
Transmit (TX) LED (green) indicate network activity.
Jumpers JP1 (+) and JP3 (-) select 10k bias resistors: 1-2 Enable, 2-3 Disable.
Jumper JP2 selects 120ohm termination resistor: 1-2 Enable, 2-3 Disable
(See Figure 5).
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RAM DBS II Specifications

General

Brand	RAM
Model	DBS II
Category	Controller
Language	English