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4/13

Technical

Section 11

Dimensions

Section 12

4

Earthing

system

Transfert Name of

surge

arrester

Width in

9 mm

modules

Up – (kV)

Voltage

protection level

Un – (V)

Nominal mains

voltage

Uc – (V)

Maximum continious

operating voltage

CM*

DM*

CM*

DM*

L/

t

N/

t

L/N

L/

t

N/

t

L/N

iQuick PRD40r

TT & TN-S

b

b

1P+N

8

1.5

1.5

2.5

230

-

264

350

TT & TN-S

b

b

3P+N

15

1.5

1.5

2.5

230/400

-

264

350

iQuick PRD20r

TT & TN-S

b

b

1P+N

8

1.5

1.5

1.5

230

-

264

350

TT & TN-S

b

b

3P+N

15

1.5

1.5

1.5

230/400

264

350

-

iQuick PRD8r (2)

Type 2 / Type 3

TT & TN-S

b

b

1P+N

8

1.5/1.4 1.5/1.5 1.2/1.4 230

-

264

350

TT & TN-S

b

b

3P+N

15

1.5/1.4 1.5/1.5 1.2/1.4 230/400

264

350

-

*

CM

common mode (between phase/earth and neutral/earth). * D

M

: differential mode (between phase and neutral).

(1)

Up (MCB + SPD): total value measured between Modular Circuit Breaker (MCB) terminal block and PE surge arrester device terminal block (SPD).

(2)

Uoc: open-circuit voltage in combined wave: 10 kV.

Connection

DB123888

Type

Tightening

torque

Copper cables

Rigid

Flexible or ferrule

iQuick PRD

Ph / N 8r/20r 2.5 N.m

2.5 to 25 mm

2

2.5 to 25 mm

2

Ph / N 40r

2.5 to 35 mm

2

2.5 to 35 mm

2

t

25 mm

2

max.

25 mm

2

max.

6.5 mm

11 mm

PZ2

DB122945

DB122946

Pragma: the earth terminal block needs 1 support kit and

1 terminal block kit.

Accessories

Earth terminal block support

Type

Cat. no.

Support kit

L = 4 blocks Batch of 1

PRA90053

25 mm

2

terminal block kit

L = 1 block Batch of 5

PRA90046

DB107889

DB107884

DB123842

Withdrawable surge arrester

iQuick PRD Type 2 or Type 3 (cont.)

Surge protection

Load protection