DRIESCHER Indoor Disconnectors, Fuse Bases, Earthing Switches • Rated voltages Ur 12 kV, 24 kV, 36 kV and 38,5 kV • Rated currents Ir 630 A, 1600 A, 2500 A, 4000 A and 6300 A ITr ELEKTROTECHNISCHE WERKE FRITZ DRIESCHER & SÖHNE GMBH D-85366 MOOSBURG • TEL. +49 87 61 6 81-0 • FAX +49 87 61 68 11 37 http://www.driescher.com [email protected]

731 DRIESCHER - Indoor Disconnectors, - Fuse Bases, - Earthing Switches acc. to EN 62271-102 General, Operating conditions, Technical description 3-pole Indoor - Earthing Switch ES 12-.. ; (Ur 12 kV) 3-pole Indoor - Earthing Switch ES 24-.. ; (Ur 24 kV) 3-pole Indoor - Earthing Switch ES 36-.. ; (Ur 36 kV and 38,5 kV) 2-pole Indoor - Disconnector ITr ..-630-20-2 ; (Ur 12 kV and 24 kV) special design Indoor Fuse Bases for h.v. h.b.c. fuses with rated currents of up to 200 A Examples mounted on motor drives General The 1-, 2- and 3-pole Disconnectors ITr are applicable for a rated voltage range...

DRIESCHER - 3-pole Indoor Earthing Switches 3-pole Indoor Earthing Switch Type ES 12-.. ; (Ur 12 kV) Accessories: • Signalling switches Rated short time current lk Rated duration of short-time circuit Rated peak withstand current Rated short-circuit making current Rated impulse withstand voltage Rated power frequency withstand voltage Ud Mechanical life Weight approx.

DRIESCHER - 3-pole Indoor Earthing Switches 3-pole Indoor Earthing Switch Type ES 24-.. ; (Ur 24 kV) Accessories: • Signalling switches Rated voltage Rated frequency Rated short-time current Rated duration of short-time circuit Rated peak withstand current Rated short-circuit making current Rated impulse withstand volt; Rated power frequency withstand voltage Ud Mechanical life Weight appn Measures x and y according declaration

DRIESCHER - 3-pole Indoor Earthing Switches 3-pole Indoor Earthing Switch Type ES 36-.. ; (Ur 36 a. 38,5 kV)

DRIESCHER - 3-pole Indoor Disconnectors Rated voltage Rated frequency Rated current Rated short time current Rated duration of short-time circuit Rated peak withstand current Rated impulse withstand voltage Rated power frequency withstand voltage Mechanical life Motor drive opt. Earthing switch (see page 3) Weight approx. ** 2 Motor dirves necessary • Signalling switches • Earthing switch 1) Hexagon screw M12 with 2 spring washers DIN 6796 and nuts DIN 934 ISO 4032

DRIESCHER - 3-pole Indoor Disconnectors 1) Hexagon screw M12 with 2 spring washers DIN 6796 and nuts DIN 934 ISO 4032

DRIESCHER - 3-pole Indoor Disconnectors Rated voltage Rated frequency Rated current Rated short time current Rated duration of short-time current Rated peak withstand current Rated impulse withstand voltage Rated power frequ. withstand voltage Ud Mechanical life Motor drive opt. Earthing switch (see page 4) Weight approx. • Signalling switches ** 2 motor drives necessary 1) Hexagon screw M12 with 2 spring washers DIN 6796 and nut DIN 934 ISO 4032

DRIESCHER - 3-pole Indoor Disconnectors 1) Hexagon screw M12 with 2 spring washers DIN 6796 and nut DIN ISO 4032

DRIESCHER - 3-pole Indoor Disconnectors Rated voltage Rated frequency Rated current Rated short time current Rated duration of short-time current Rated peak withstand current Rated impulse withstand voltage Rated power frequency withstand voltage Mechanical life Motor drive opt. Earthing switch (see page 5) Weight approx •Rated short-circuit making current I, mech. interlock between disconnector Signalling switches 1) Hexagon screw M12 with 2 spring washers DIN 6796 and nut DIN 934 ISO 4032

DRIESCHER - 3-pole Indoor Disconnectors 1) Hexagon screw M12 with 2 spring washers DIN 6796 and nut DIN 934 ISO 4032

DRIESCHER - 3-pole Indoor Disconnectors Rated voltage Rated frequency Rated current Rated short time current Rated duration of short-time current Rated peak withstand current Rated impulse withstand voltage Rated power frequency withstand voltage Mechanical life Motor drive opt. Earthing switch (see page 5) Weight approx. • Earthing switches • mech. interlook between disconnector • Signalling switches •Rated short-circuit making current lma limited to 50 kA!

DRIESCHER - 3-pole Indoor Disconnectors 1) Hexagon screw M12 with 2 spring washers DIN 6796 and nuts DIN 934 ISO 4032

731 DRIESCHER - 1-pole Indoor Disconnectors 1-pole Indoor Disconnector Type ITr ..-630-20-1 Type Rated peak withstand current Ratet impulse withstand voltage - Phase to Earth Rated short time current Rated duration of short-time current Rated frequency Rated current Rated voltage - Across the Open Gap Rated power frequency withstand voltage - Phase to Earth - Across the Open Gap Drawing no. Mechanical life Motor drive Weight approx. Accessories: • Signalling switches • Motor drive UM 10 and 50 • Earthing switch or earthing equipment Fig.: ITr 12-630-20-1 Drawing for ITr 24-630-20-1 / Drawing...

731 DRIESCHER - 1-pole Indoor Disconnectors 1-pole Indoor Disconnector Type ITr ..-1600-40-1 ITr 12-1600-40-1 Type Rated voltage Rated frequency Rated current Rated short time current Rated duration of short-time circuit Rated peak withstand current Rated impulse withstand voltage - Phase to Earth - Across the Open Gap Rated power frequency withstand voltage - Phase to Earth - Across the Open Gap Drawing no. Mechanical life Motor drive Weight approx. Accessories: • Signalling switches • Motor drive UM 10 and 50 • Earthing switch or earthing equipment Fig.: ITr 24-1600-40-1 Drawing for ITr ..-1600-40-1...

731 DRIESCHER - 2-pole Indoor Disconnectors 2-pole Indoor Disconnector Type ITr ..-630-20-2 ; (Ur 12 u. 24 kV) Type Rated voltage Rated frequency Rated current Rated short time current Rated duration of short-time current Rated peak withstand current Rated impulse withstand voltage - Phase to Earth - Across the Open Gap Rated power frequency withstand voltage - Phase to Earth - Across the Open Gap Drawing no. Mechanical life Motor drive Earthing switch Weight approx. (without Motor drive) Regarding higher current power please ask us for consultation. Accessories: • Signalling switches • Motor...