Page 348 - EPR Catalog 2015

Interface relays R600 range
Technical data

Technical data

RB... 121 / RB... 121A low level

Input circuit 5 V DC 12 V DC 24 V AC/DC 48 V AC/DC 60 V AC/DC 115 V AC/DC 230 V AC/DC
-15 %, +10 %
Rated control supply voltage Us DC -15 %, +20 % 0.33 W 0.54 W
7 mA 9 mA
Rated control supply voltage Us AC - -/+ 10 % 8V 8V
tolerance
Rated frequency - 50/60 Hz
Typical power consumption
Typical current 0.2 W 0.2 W 0.24 W 0.46 W 0.8 W
Drop-out voltage 4 mA 3.5 mA
Indication of operational states 40 mA 16 mA 10 mA 17 V 27 V

1.2 V 2.2 V 4.5 V

green LED V: control supply voltage applied

Output circuit

Kind of output 11-12/14 relay, 1 c/o (SPDT) contact

Rated operational voltage Ue (IEC/EN 60947-1) 250 V AC

Minimum switching voltage 5V

Maximum switching voltage 250 V AC

5 Minimum switching current 1 mA
Rated free air thermal current Ith 6A

Rated operational AC-12 (resistive) 230 V 6 A

current AC-15 (inductive) 230 V 1.5 A

(IEC/EN 60947-5-1) AC-15 (inductive) 120 V 3 A

DC-12 (resistive) 24 V 6 A

DC-13 (inductive) 24 V 1 A

DC-13 (inductive) 120 V 0.2 A

DC-13 (inductive) 230 V 0.1 A

AC rating Utilization category (pilot duty) B300

(UL 508;

NEMA ICS-5)

DC rating Utilization category (pilot duty) R300
(UL 508;
NEMA ICS-5)

Minimum switching power 0.05 W / 0.05 VA
Mechanical lifetime
Electrical lifetime 1 x 107 switching cycles
Response time
Release time at AC-15 1 x 105 switching cycles

5 ms 5 ms 5 ms 5 ms 5 ms 6 ms 7 ms
8 ms 8 ms 8 ms 15 ms 16 ms
8 ms 8 ms

Dimensions and weight RB 121 / RB 121A low level RBR 121 / RBR 121 A low level

Weight net weight 0.02 kg (0.044 lb) 6 x 75 x 75 mm (0.236 x 2.95 x 2.95 in)
Dimension product dimension 6 x 70 x 75 mm (0.236 x 2.76 x 2.95 in)

5/41 ABB | Catalog Electronic Products and Relays 2015 | 2CDC 110 004 C0210