Dpx; Electrical And Mechanical Characteristics - LEGRAND DPX3 250 Manual

DPX

250 + earth leakage
3
DPX -I 250 + earth leakage
3

4. ELECTRICAL AND MECHANICAL CHARACTERISTICS

4.1 Breaker technical characteristics
Circuit breaker
Rated current Iu (A)
Rated insulation voltage Ui (V)
Rated operational voltage Ue (V)
Rated impulse withstand voltage U
(kV)
Ambient temperature (°C)
Endurance electrical / mechanical
Utilization category
Releases type
Nominal frequency (Hz)
Thermal adjustement
Magnetic threshold
4.2 Switches technical characteristics
Switches
Rated current Iu (A)
Rated insulation voltage Ui (V)
Rated operational voltage Ue (V)
Rated impulse withstand voltage U
Ambient temperature (°C)
Endurance electrical / mechanical
Rated short-time withstand current I
Rated short-circuit making capacity I
AC 22, AC 23, DC 22, DC 23 (A)
4.3 Breaking capacity (KA)
Breaking capacity Icu and Ics in AC (kA)
Ue 25 kA
220/240V 40
Icu
380/415V 25
(kA)
440V 20
480/500V 8
Ics
(%Icu) - 100 100
F01365EN/01
Technical sheet :
DPX 250 + earth leakage
3
100-250
500
500 V (ac)
500 V (dc)
6
imp
40
8000/20000
A
thermal-mag + earth leakage
50-60
0,8 ÷ 1 I
n
5 ÷ 10 x I
n
DPX
250
800
690 V (ac)
500 V (dc)
(kV) 8
imp
40
8000/20000
(1 s) (kA) 1,7
cw
(kA) 2,4
cm
250
36 kA 50 kA 70 kA
60 80 100
36 50 70
30 40 60
16 18 20
100 100
7/10/2011
Update : 1
Reference(s) 420
288/ 289/ 625/ 627/ 628/ 629/ 298
4.4 Derating temperature Ta (°C)
Influence of ambient temperature Ta(°C)
In (A) -25 -20 -10
135 132 128 126 123 120 112 102 100
100
216 211 205 201 197 192 179 163 160 151 143 134
160
270 264 256 251 246 240 224 203 200 189 179 168
200
338 330 320 314 308 300 280 254 250 236 224 210
250
4.5 Power loss (W)
4.5.1 Breaker power loss (W)
Power loss DPX
In (A) ---->
Cage terminals
Lugs
External terminals
Spreaders
Rear terminals
Plugin version
4.5.2 Switches power loss (W)
-I 250
3
Power loss DPX
In (A) ---->
Cage terminals
Lugs
External terminals
Spreaders
Rear terminals
Plugin version
4.6 Short-circuit breaking capacity in D.C. current
Short-circuit breaking capacity in D.C. current
2 p. in ser.
110-125V
250 25 kA
250 36 kA
250 50 kA
250 70 kA
* Earth leakage protection not available
+
-
2 poles in series
Create : 07/06
225/ 227/ 228/229/ 255/ 257/ 258/ 259/ 285/ 287/
-5 0 10 20 30 40
250 + earth leakage (W)
3
100 1 6 0 200 250
1 6 0
9,2 17,4 25,6 37,5
9,2 17,4 25,6 37,5
9,2 17,4 25,6 37,5
9,2 17,4 25,6 37,5
9,2 17,4 25,6 37,5
11,2 22,5 33,6 50,0
-I 250 (W)
3
250
18,8
18,8
18,8
18,8
18,8
31,3
Breaking capacity Icu (kA)
2 p. in ser. 3 p. in ser.
250V
50 25
72 36
80 40
90 45
+
-
3 poles in series
/2011
50 60 70
94 90 84
3 p. in ser.
400V 500V
30 25
45 36
50 40
55 45
3/10