1sda054198r1 t4s 250 tmd 20-320 4 pole abb mccb

ABB molded case circuit breaker t4s 250 tmd 20-320 4p f frating (@400v) icu 50ka, ics 100% c.breaker tmax t4s 250 fixed four-pole with front terminals and thermomagnetic release tmd r 20-320 a

dimensions
product net width: 140 mm
product net height: 205 mm
product net depth: 103.5 mm
product net weight: 3.05 kg

additional information
electrical durability:
8000 cycle
120 cycles per hour
mechanical durability:
20000 cycle
240 cycles per hour
number of poles: 4
power loss: at rated operating conditions per pole 3,6 w
product main type: sace tmax t
product name: molded case circuit breaker
product type: cb
rated current (in): 20 a
rated impulse withstand voltage (uimp): 8 kv
rated insulation voltage (ui): 1000 v
rated operational voltage:
690 v ac
750 v dc
rated service short-circuit breaking capacity (ics):
(220 v ac) 85 ka
(230 v ac) 85 ka
(380 v ac) 50 ka
(400 v ac) 50 ka
(415 v ac) 50 ka
(440 v ac) 40 ka
(500 v ac) 30 ka
(690 v) 25 ka
rated ultimate short-circuit breaking capacity (icu):
(220 v ac) 85 ka
(230 v ac) 85 ka
(380 v ac) 50 ka
(400 v ac) 50 ka
(415 v ac) 50 ka
(440 v ac) 40 ka
(500 v ac) 30 ka
(690 v ac) 25 ka
(250 v dc) 2 poles in series 50 ka
(500 v dc) 2 poles in series 36 ka
(750 v dc) 3 poles in series 25 ka
rated uninterrupted current (iu): 250 a
release type: tm
standards: iec 60947
sub-type: t4
suitable for: t4
terminal connection type:
fixed circuit-breakers
front
test voltage max (utest): 3500 v
test voltage at industrial frequency for 1 minute: 3500 v
version: f