Siemens 3RT2526-1AV60

Power contactor, AC-3, 25 A, 11 kW / 400 V, 4-pole, 480 V AC, 60 Hz, main contacts: 2 NO + 2 NC

MPN: 3RT2526-1AV60
Category: Circuit Protection & Switching

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What is the Siemens 3RT2526-1AV60?

power contactor, AC-3, 25 A, 11 kW / 400 V, 4-pole, 480 V AC, 60 Hz, main contacts: 2 NO + 2 NC, auxiliary contacts: 1 NO + 1 NC, screw terminal, frame size: S0

Specifications

General technical data

size of contactor	S0
product extension – function module for communication	No
product extension – auxiliary switch	Yes
power loss [W] for rated value of the current – at AC in hot operating state per pole	1.9 W
power loss [W] for rated value of the current – without load current share typical	2.7 W
type of calculation of power loss current-dependent	quadratic
insulation voltage – of main circuit with degree of pollution 3 rated value	690 V
insulation voltage – of auxiliary circuit with degree of pollution 3 rated value	690 V
surge voltage resistance – of main circuit rated value	6 kV
surge voltage resistance – of auxiliary circuit rated value	6 kV
maximum permissible voltage for protective separation between coil and main contacts according to EN 60947-1	400 V
shock resistance at rectangular impulse – at AC	8,3 g / 5 ms, 5,3 g / 10 ms
shock resistance with sine pulse – at AC	13,5 g / 5 ms, 8,3 g / 10 ms
mechanical service life (operating cycles) – of contactor typical	10 000 000
mechanical service life (operating cycles) – of the contactor with added electronically optimized auxiliary switch block typical	5 000 000
mechanical service life (operating cycles) – of the contactor with added auxiliary switch block typical	10 000 000
reference code according to IEC 81346-2	Q
Substance Prohibitance (day/month/year)	10/01/2009
Net Weight	0.448 kg

Ambient conditions

installation altitude at height above sea level maximum	2 000 m
ambient temperature – during operation	-25 ... +60 °C
ambient temperature – during storage	-55 ... +80 °C
relative humidity minimum	10 %
relative humidity at 55 °C according to IEC 60068-2-30 maximum	95 %

Main circuit

number of poles for main current circuit	4
number of NO contacts for main contacts	2
number of NC contacts for main contacts	2
at AC-1 up to 690 V – — at ambient temperature 40 °C rated value	40 A
at AC-1 up to 690 V – — at ambient temperature 60 °C rated value	35 A
at AC-2 at AC-3 at 400 V – — per NO contact rated value	25 A
at AC-2 at AC-3 at 400 V – — per NC contact rated value	25 A
minimum cross-section in main circuit at maximum AC-1 rated value	10 mm²
at 1 current path at DC-1 – — at 24 V rated value	35 A
at 1 current path at DC-1 – — at 110 V rated value	4.5 A
at 1 current path at DC-1 – — at 220 V rated value	1 A
at 1 current path at DC-1 – — at 440 V rated value	0.4 A
with 2 current paths in series at DC-1 – — at 24 V rated value	35 A
with 2 current paths in series at DC-1 – — at 110 V rated value	35 A
with 2 current paths in series at DC-1 – — at 220 V rated value	5 A
with 2 current paths in series at DC-1 – — at 440 V rated value	1 A
at 1 current path at DC-3 at DC-5 – — at 24 V per NC contact rated value	20 A
at 1 current path at DC-3 at DC-5 – — at 24 V per NO contact rated value	20 A
at 1 current path at DC-3 at DC-5 – — at 110 V per NC contact rated value	1.25 A
at 1 current path at DC-3 at DC-5 – — at 110 V per NO contact rated value	2.5 A
at 1 current path at DC-3 at DC-5 – — at 220 V per NC contact rated value	0.5 A
at 1 current path at DC-3 at DC-5 – — at 220 V per NO contact rated value	1 A
at 1 current path at DC-3 at DC-5 – — at 440 V per NC contact rated value	0.045 A
at 1 current path at DC-3 at DC-5 – — at 440 V per NO contact rated value	0.09 A
with 2 current paths in series at DC-3 at DC-5 – — at 24 V per NC contact rated value	35 A
with 2 current paths in series at DC-3 at DC-5 – — at 24 V per NO contact rated value	35 A
with 2 current paths in series at DC-3 at DC-5 – — at 110 V per NC contact rated value	7.5 A
with 2 current paths in series at DC-3 at DC-5 – — at 110 V per NO contact rated value	15 A
with 2 current paths in series at DC-3 at DC-5 – — at 220 V per NC contact rated value	1.5 A
with 2 current paths in series at DC-3 at DC-5 – — at 220 V per NO contact rated value	3 A
with 2 current paths in series at DC-3 at DC-5 – — at 440 V per NC contact rated value	0.135 A
with 2 current paths in series at DC-3 at DC-5 – — at 440 V per NO contact rated value	0.27 A
operating power at AC-2 at AC-3 – at 230 V per NC contact rated value	5.5 kW
operating power at AC-2 at AC-3 – at 230 V per NO contact rated value	5.5 kW
operating power at AC-2 at AC-3 – at 400 V per NC contact rated value	11 kW
operating power at AC-2 at AC-3 – at 400 V per NO contact rated value	11 kW
short-time withstand current in cold operating state up to 40 °C – limited to 1 s switching at zero current maximum	200 A; Use minimum cross-section acc. to AC-1 rated value
short-time withstand current in cold operating state up to 40 °C – limited to 5 s switching at zero current maximum	200 A; Use minimum cross-section acc. to AC-1 rated value
short-time withstand current in cold operating state up to 40 °C – limited to 10 s switching at zero current maximum	200 A; Use minimum cross-section acc. to AC-1 rated value
short-time withstand current in cold operating state up to 40 °C – limited to 30 s switching at zero current maximum	128 A; Use minimum cross-section acc. to AC-1 rated value
short-time withstand current in cold operating state up to 40 °C – limited to 60 s switching at zero current maximum	106 A; Use minimum cross-section acc. to AC-1 rated value
power loss [W] at AC-3 at 400 V for rated value of the operational current per conductor	1.9 W
power loss [W] at AC-3e at 400 V for rated value of the operational current per conductor	1.9 W
no-load switching frequency – at AC	5 000 1/h
no-load switching frequency – at DC	1 500 1/h
operating frequency – at AC-1 maximum	1 000 1/h

Control circuit/ Control

type of voltage of the control supply voltage	AC
control supply voltage at AC – at 60 Hz rated value	480 V
operating range factor control supply voltage rated value of magnet coil at AC – at 60 Hz	0.8 ... 1.1
apparent pick-up power of magnet coil at AC	87 V·A
at 60 Hz	87 V·A
inductive power factor with closing power of the coil	0.82
at 60 Hz	0.76
apparent holding power of magnet coil at AC	9.8 V·A
at 60 Hz	9.4 V·A
inductive power factor with the holding power of the coil	0.25
at 60 Hz	0.28
closing delay – at AC	8 ... 40 ms
opening delay – at AC	4 ... 16 ms
arcing time	10 ms
residual current of the electronics for control with signal <0> – at AC at 230 V maximum permissible	0 A

Auxiliary circuit

number of NC contacts for auxiliary contacts instantaneous contact	1
number of NO contacts for auxiliary contacts instantaneous contact	1
operational current at AC-12 maximum	10 A
operational current at AC-15 – at 230 V rated value	10 A
operational current at AC-15 – at 400 V rated value	3 A
operational current at AC-15 – at 500 V rated value	2 A
operational current at AC-15 – at 690 V rated value	1 A
operational current at DC-12 – at 24 V rated value	10 A
operational current at DC-12 – at 48 V rated value	6 A
operational current at DC-12 – at 60 V rated value	6 A
operational current at DC-12 – at 110 V rated value	3 A
operational current at DC-12 – at 125 V rated value	2 A
operational current at DC-12 – at 220 V rated value	1 A
operational current at DC-12 – at 600 V rated value	0.15 A
operational current at DC-13 – at 24 V rated value	10 A
operational current at DC-13 – at 48 V rated value	2 A
operational current at DC-13 – at 60 V rated value	2 A
operational current at DC-13 – at 110 V rated value	1 A
operational current at DC-13 – at 125 V rated value	0.9 A
operational current at DC-13 – at 220 V rated value	0.3 A
operational current at DC-13 – at 600 V rated value	0.1 A
contact reliability of auxiliary contacts	1 faulty switching per 100 million (17 V, 1 mA)

UL/CSA ratings

yielded mechanical performance [hp] – for single-phase AC motor at 230 V rated value	3 hp
yielded mechanical performance [hp] – for 3-phase AC motor at 460/480 V rated value	15 hp
contact rating of auxiliary contacts according to UL	A600 / Q600
UL File Number (CCN)	E31519 (NLDX, NLDX7)

Short-circuit protection

design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 V	C characteristic: 10 A; 0.4 kA
for short-circuit protection of the main circuit – — with type of coordination 1 required	gG: 63 A (690 V, 100 kA)
for short-circuit protection of the main circuit – — with type of coordination 2 required	gG: 35 A (690 V, 50 kA)
for short-circuit protection of the main circuit – for short-circuit protection of the auxiliary switch required	gG: 10 A (690 V, 1 kA)

Installation/ mounting/ dimensions

mounting position	+/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface
fastening method	screw and snap-on mounting onto 35 mm DIN rail according to DIN EN 50022
height	85 mm
width	61 mm
depth	97 mm
with side-by-side mounting – — forwards	0 mm
with side-by-side mounting – — backwards	0 mm
with side-by-side mounting – — upwards	0 mm
with side-by-side mounting – — downwards	0 mm
with side-by-side mounting – — at the side	0 mm
for grounded parts – — forwards	0 mm
for grounded parts – — backwards	0 mm
for grounded parts – — upwards	0 mm
for grounded parts – — at the side	6 mm
for grounded parts – — downwards	0 mm
for live parts – — forwards	0 mm
for live parts – — backwards	0 mm
for live parts – — upwards	0 mm
for live parts – — downwards	0 mm
for live parts – — at the side	6 mm

Connections/ Terminals

type of electrical connection – for main current circuit	screw-type terminals
type of electrical connection – for auxiliary and control circuit	screw-type terminals
type of electrical connection – at contactor for auxiliary contacts	Screw-type terminals
type of electrical connection – of magnet coil	screw terminal
for main contacts – — solid	2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²)
for main contacts – — solid or stranded	2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²)
for main contacts – — finely stranded with core end processing	2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm²
for main contacts – for AWG cables for main contacts	2x (16 ... 12), 2x (14 ... 8)
for auxiliary contacts – — solid	2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
for auxiliary contacts – — solid or stranded	2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
for auxiliary contacts – — finely stranded with core end processing	2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
for auxiliary contacts – for AWG cables for auxiliary contacts	2x (20 ... 16), 2x (18 ... 14)
AWG number as coded connectable conductor cross section for main contacts	16 ... 8
AWG number as coded connectable conductor cross section for auxiliary contacts	20 ... 14

Safety related data

product function – mirror contact according to IEC 60947-4-1	Yes
product function – positively driven operation according to IEC 60947-5-1	No
protection class IP on the front according to IEC 60529	IP20
touch protection on the front according to IEC 60529	finger-safe, for vertical contact from the front

Downloads & documentation

Official documents from Siemens, downloaded directly from the manufacturer.

Data sheets & manuals

Product data sheet 3RT2526-1AV60PDF

3RT2526-1AV60: frequently asked questions

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