LEGRAND RTX Series, RTX-1, RTX-2 Technical Data Sheet

87045 LIMOGES Cedex

Technical data sheet:

Telephone number: [phone] – Fax: [phone]

Thermal relays

Thermal relays RRRRTX

Thermal relaysThermal relays

1.

1. USE

USE

1. 1.

USEUSE

Thermal relays comply with IEC 60947-4-1. They can be associated to
CTX-1 (Ref. 0 294 58 up to 0 294 78) and CTX-2 (Ref. 0 294 82 and
0 294 88).

They ensure the thermal protection of circuits, against overload and
long starting times.

TX

TXTX

Cat N°(s)

Cat N°(s) :

Cat N°(s)Cat N°(s)
73/74/75/76/77/78/82/83/84/85/86/87/88

73/74/75/76/77/78/82/83/84/85/86/87/88

73/74/75/76/77/78/82/83/84/85/86/87/88 73/74/75/76/77/78/82/83/84/85/86/87/88
0

0 294 94/95

0 0

: 0

: :

294 94/95

294 94/95294 94/95

0 294 58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/

294 58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/

0 0

294 58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/ 294 58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/

CONTENTS

CONTENTS

CONTENTS CONTENTS

PAGE

1. Use ..................................................... 1

2. Range ................................................. 1

3. Electrical diagram ................................ 1

4. Mounting positions .............................. 1

5. Overall dimensions .............................. 1

6. Electrical characteristics ...................... 2

7. Tripping curves .................................... 3

8. Operation ............................................ 4

3.

3. ELECTRICAL DIAGRAM

ELECTRICAL DIAGRAM

3. 3.

ELECTRICAL DIAGRAMELECTRICAL DIAGRAM

2. RANGE

2. RANGE

2. RANGE2. RANGE

RRRRTX

TX----1111 Ie min.

TXTX

0 294 58 For CTX-1 from 9A up to 40A
0 294 59 For CTX-1 from 9A up to 40A
0 294 60 For CTX-1 from 9A up to 40A
0 294 61 For CTX-1 from 9A up to 40A
0 294 62 For CTX-1 from 9A up to 40A
0 294 63 For CTX-1 from 9A up to 40A
0 294 64 For CTX-1 from 9A up to 40A
0 294 65 For CTX-1 from 9A up to 40A
0 294 66 For CTX-1 from 9A up to 40A
0 294 67 For CTX-1 from 9A up to 40A
0 294 68 For CTX-1 from 9A up to 40A
0 294 69 For CTX-1 from 9A up to 40A
0 294 70 For CTX-1 from 9A up to 40A
0 294 71 For CTX-1 from 9A up to 40A
0 294 72 For CTX-1 from 50A up to 105A
0 294 73 For CTX-1 from 50A up to 105A
0 294 74 For CTX-1 from 50A up to 105A
0 294 75 For CTX-1 from 50A up to 105A
0 294 76 For CTX-1 from 50A up to 105A
0 294 77 For CTX-1 from 50A up to 105A
0 294 78 For CTX-1 from 50A up to 105A

RTX

RTX----2222 Ie

RTXRTX

0294 82 For CTX-2 from 150A up to 185A
0294 83 For CTX-2 from 150A up to 185A
0294 84 For CTX-2 from 150A up to 185A
0294 85 For CTX-2 from 150A up to 185A
0294 86 For CTX-2 from 250A up to 310A
0294 87 For CTX-2 from 250A up to 310A
0294 88 For CTX-2 from 250A up to 310A

Ie min. Ie max.

Ie min.Ie min.

0,65A 1,1A

1A 1,5A
1,3A 1,9A
1,8A 2,7A
2,5A 4A

4A 6,3A
5,5A 8,5A

8A 12A

10A 16A
14,5A 18A
17,5A 22A

21A 26A

25A 32A

30A 40A

24A 32A

30A 43A

42A 55A

54A 65A

64A 82A

78A 97A

90A 110A

Ie min.

min. Ie max.

Ie Ie

min.min.

63A 90A

90A 120A

110A 140A
140A 190A
120A 190A
175A 280A
200A 310A

Ie max.

Ie max.Ie max.

Ie max.

Ie max.Ie max.

4.

4. MOUNTING POSITIONS

MOUNTING POSITIONS

4. 4.

MOUNTING POSITIONSMOUNTING POSITIONS

5. OVERALL DIMENSIONS

5. OVERALL DIMENSIONS

5. OVERALL DIMENSIONS5. OVERALL DIMENSIONS

RTX-1, Cat N° 0 294 58 up to 0 294 71 :

RTX-1, Cat N° 0 294 72 up to 294 78 :

F01169EN/00 Updated on: / Created on: 13/12/2012

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RTX-2,

Cat N° 0

294 82 up to

0

294 85

:

RTX-2,

Cat N° 0

294 86 up to

0

294 88

:

Power circuit

Control circuit

Operating

conditions

Technical data sheet:

Thermal relays RTX

Thermal relays RTX

Thermal relays RTXThermal relays RTX

5. OVERALL DIMENSIONS

5. OVERALL DIMENSIONS

5. OVERALL DIMENSIONS5. OVERALL DIMENSIONS

6666.

. ELECTRICAL CHARACTERISTICS

ELECTRICAL CHARACTERISTICS

. .

ELECTRICAL CHARACTERISTICSELECTRICAL CHARACTERISTICS

(Continued)

Cat N°(s)

Cat N°(s) :

Cat N°(s)Cat N°(s)
73/74/7

73/74/75/76/77/78/82/83/84/85/86/87/88

73/74/773/74/7
0

0 294 94/95

0 0

: 0

0 294 58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/

294 58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/

: :

0 0

294 58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/ 294 58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/

5/76/77/78/82/83/84/85/86/87/88

5/76/77/78/82/83/84/85/86/87/88 5/76/77/78/82/83/84/85/86/87/88

294 94/95

294 94/95294 94/95

Class
Setting range (A)

Suitable for

Rated insulation voltage Ui (IEC947-4)
Frequency limits

Wiring capacity

Clamp terminal – rigid conductor
Clamp terminal – flexible conductor
With flat terminal
Passing by hole - bar
Tightening torque

Rated insulation voltage Ui (IEC60947-4)
Conventional thermal current Ith
Rated voltage / Rated current

AC-15 - Ue-Ie

DC-13 - Ue-Ie
Utilization according Ul and CSA
gL type fuse
Wiring capacity
Tightening torque

Storage temperature
Ambiant operating temperature
Operating altitude
Humidity
Protective treatment

(V)

(Hz)

(mm2)
(mm2)

(mm)
(mm)
(Nm)

(V)
(A)

(V - A)
(V - A)

(A)

(mm2)

(Nm)

RTX-1

0 294 58 up

to 0 294 71

10A 10 10 10

0,65 ... 40 24 ... 110 63 ... 190 120 ... 310

CTX-1

9A up to 40A

690 1000 1000 1000

0...400 0...400 0...400 50...60
6 50 120 -

4 35 120 -

- - 25 x 5 -

- - - 30 x 10

2,5 4,5 6,5 23

RTX-1

0 294 72 up

to 0 294 78

CTX-1

50A up to 105A

110/120 - 3 ; 220/240 - 2 ; 380/415 - 1 ;

480/500 - 0,8 ; 660/690 - 0,3

24 - 2 ; 48 - 1,4 ; 110 - 0,6 ; 250 - 0,3 ; 440 - 0,1

-40ºC à +70ºC

-25ºC a +60ºC

Up to 3000m without derating

RTX-2

0 294 82 up to

0 294 85

CTX-2

150A up to 185A

690

10

B600 Q600

10
2,5
0,8

98%

Tropicalized

0 294 86 up to

250A up to 310A

RTX-2

0 294 88

CTX-2

F01169EN/00 Updated on: / Created on: 13/12/2012

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