Siemens 3RT2045-1AP00 là contactor (khởi động từ) thuộc dòng SIRIUS 3RT2. Mô tả đặt hàng theo Siemens: power contactor, AC-3e/AC-3, 80 A, 37 kW / 400 V, 3-pole, 230 V AC, 50 Hz, auxiliary contacts: 1 NO + 1 NC, screw terminal, size: S3. Thông số nổi bật của 3RT2045-1AP00: Cỡ thiết bị: S3; Công suất động cơ 400 V: 37 kW; Dòng định mức 400 V: 80 A; Điện áp cuộn hút: 230 V.

Thông số nổi bật 3RT2045-1AP00

Cỡ thiết bịS3
Công suất động cơ 400 V37 kW
Dòng định mức 400 V80 A
Điện áp cuộn hút230 V
Số cực3
Kiểu sản phẩm3RT2
Kích thước (R×C×S)70 mm x 140 mm x 152 mm

Tóm tắt nhanh

Mã đặt hàng (MLFB)3RT2045-1AP00
Cách viết khác3RT20451AP00
Dòng sản phẩmSIRIUS 3RT2
Loại thiết bịContactor (khởi động từ)
Mô tả Siemenspower contactor, AC-3e/AC-3, 80 A, 37 kW / 400 V, 3-pole, 230 V AC, 50 Hz, auxiliary contacts: 1 NO + 1 NC, screw terminal, size: S3
Trạng thái vòng đờiĐang cung cấp P.M300 since 2016-10-01
Xuất kho tiêu chuẩn (Siemens)3 ngày
Khối lượng tịnh1.636 kg
Xuất xứĐức
Mã HS85364900
EAN4047621018416

Cam kết 3RT2045-1AP00 chính hãng, mới 100%

Hàng chính hãng được nhận biết qua nhãn Siemens có mã MLFB, số serial và phiên bản (FS) khớp chứng từ; bao bì nguyên vẹn; CO/CQ đúng lô. Fast Group cam kết 3RT2045-1AP00 mới 100%, chính hãng và không chào hàng đã qua sử dụng dưới danh nghĩa hàng mới. Xem thêm: cách phân biệt hàng Siemens chính hãng.

Trạng thái vòng đời và mã thay thế

3RT2045-1AP00 đang được Siemens sản xuất và cung cấp bình thường (PM300 từ 01/10/2016). Trạng thái kiểm tra trên SiePortal ngày 23/09/2026; xem thêm hàng Siemens ngừng sản xuất và mã thay thế.

So sánh 3RT2045-1AP00 với các mã cùng dòng SIRIUS 3RT2

Bảng giúp chọn đúng mã trong cùng dòng trước khi gửi RFQ; bấm vào mã để xem chi tiết.

Mô tảThông số chínhTrạng thái
3RT2028-1AP00Power contactor, AC-3e/AC-3, 38 A, 18.5 kW / 400 VCông suất động cơ 400 V: 18.5 kW; Dòng định mức 400 V: 38 AĐang cung cấp
3RT2035-1AP00Power contactor, AC-3e/AC-3, 41 A, 18.5 kW / 400 VCông suất động cơ 400 V: 18.5 kW; Dòng định mức 400 V: 41 AĐang cung cấp
3RT2036-1AP00Power contactor, AC-3e/AC-3, 51 A, 22 kW / 400 VCông suất động cơ 400 V: 22 kW; Dòng định mức 400 V: 51 AĐang cung cấp
3RT2037-1AP00Power contactor, AC-3e/AC-3, 65 A, 30 kW / 400 VCông suất động cơ 400 V: 30 kW; Dòng định mức 400 V: 65 AĐang cung cấp
3RT2038-1AP00Power contactor, AC-3e/AC-3, 80 A, 37 kW / 400 VCông suất động cơ 400 V: 37 kW; Dòng định mức 400 V: 80 AĐang cung cấp
3RT2045-1AP00 (đang xem)Power contactor, AC-3e/AC-3, 80 A, 37 kW / 400 VCông suất động cơ 400 V: 37 kW; Dòng định mức 400 V: 80 AĐang cung cấp
3RT2046-1AP00Power contactor, AC-3e/AC-3, 95 A, 45 kW / 400 VCông suất động cơ 400 V: 45 kW; Dòng định mức 400 V: 95 AĐang cung cấp
3RT2047-1AP00Power contactor, AC-3e/AC-3, 110 A, 55 kW / 400 VCông suất động cơ 400 V: 55 kW; Dòng định mức 400 V: 110 AĐang cung cấp

Cần 3RT2045-1AP00 gấp cho bảo trì hoặc shutdown?

Dừng máy vì thiếu một contactor (khởi động từ) luôn tốn kém hơn giá thiết bị. Hãy nêu mốc cần hàng ngay trong RFQ 3RT2045-1AP00: Fast Group sẽ chọn tuyến vận chuyển phù hợp và báo trước nếu có rủi ro trễ hàng, thay vì để khách hàng phát hiện sau khi đã duyệt PO. Xem thêm: giao hàng nhanh thiết bị Siemens.

Thông tin cần có khi gửi RFQ 3RT2045-1AP00

Ứng dụng tiêu biểu của SIRIUS: tủ MCC, tủ khởi động động cơ, bơm, quạt, máy nén và tủ điều khiển máy. Để báo giá nhanh, vui lòng gửi:

  • Mã MLFB
  • số lượng
  • hàng mới chính hãng hay surplus
  • firmware (CPU/HMI)
  • yêu cầu CO/CQ
  • thời gian cần hàng
  • địa điểm giao hàng
  • chấp nhận mã thay thế (Có/Không)
  • Ghi công suất/dòng định mức của động cơ và điện áp cuộn hút contactor.
  • Chọn kiểu đấu nối: bắt vít hay lò xo.

Thông số kỹ thuật 3RT2045-1AP00 theo datasheet

Bảng dưới đây trích từ datasheet Siemens (tiếng Anh) để tham khảo khi lập yêu cầu kỹ thuật; thông số cuối cùng được xác nhận khi báo giá. Tải datasheet PDF từ Siemens.

Thông tin chung (3)
product brand nameSIRIUS
product designationPower contactor
product type designation3RT2
General technical data (20)
size of contactorS3
product extension
function module for communicationNo
auxiliary switchYes
power loss [W] for rated value of the current
at AC in hot operating state15.9 W
at AC in hot operating state per pole5.3 W
without load current share typical7.3 W
type of calculation of power loss current-dependentquadratic
insulation voltage
of main circuit with degree of pollution 3 rated value1 000 V
of auxiliary circuit with degree of pollution 3 rated value690 V
surge voltage resistance
of main circuit rated value8 kV
of auxiliary circuit rated value6 kV
maximum permissible voltage for protective separation between coil and main contacts according to EN 60947-1690 V
shock resistance at rectangular impulse
at AC10.3 g / 5 ms, 6,7 g / 10 ms
shock resistance with sine pulse
at AC16.3 g / 5 ms, 10.5 g / 10 ms
mechanical service life (operating cycles)
of contactor typical10 000 000
of the contactor with added electronically optimized auxiliary switch block typical5 000 000
of the contactor with added auxiliary switch block typical10 000 000
reference code according to IEC 81346-2Q
Substance Prohibitance (day/month/year)03/01/2017
Net Weight1.636 kg
Ambient conditions (5)
installation altitude at height above sea level maximum2 000 m
ambient temperature
during operation-25 ... +60 °C
during storage-55 ... +80 °C
relative humidity minimum10 %
relative humidity at 55 °C according to IEC 60068-2-30 maximum95 %
Main circuit (98)
number of poles for main current circuit3
number of NO contacts for main contacts3
number of NC contacts for main contacts0
operating voltage
at AC-3 rated value maximum1 000 V
at AC-3e rated value maximum1 000 V
operational current
at AC-1 at 400 V at ambient temperature 40 °C rated value125 A
at AC-1
up to 690 V at ambient temperature 40 °C rated value125 A
up to 690 V at ambient temperature 60 °C rated value105 A
at AC-3
at 400 V rated value80 A
at 500 V rated value80 A
at 690 V rated value58 A
at 1000 V rated value30 A
at AC-3e
at 400 V rated value80 A
at 500 V rated value80 A
at 690 V rated value58 A
at 1000 V rated value30 A
at AC-4 at 400 V rated value66 A
at AC-5a up to 690 V rated value110 A
at AC-5b up to 400 V rated value80 A
at AC-6a
up to 230 V for current peak value n=20 rated value80 A
up to 400 V for current peak value n=20 rated value80 A
up to 500 V for current peak value n=20 rated value80 A
up to 690 V for current peak value n=20 rated value58 A
at AC-6a
up to 230 V for current peak value n=30 rated value54 A
up to 400 V for current peak value n=30 rated value54 A
up to 500 V for current peak value n=30 rated value54 A
up to 690 V for current peak value n=30 rated value54 A
minimum cross-section in main circuit at maximum AC-1 rated value50 mm²
operational current for approx. 200000 operating cycles at AC-4
at 400 V rated value34 A
at 690 V rated value24 A
operational current
at 1 current path at DC-1
at 24 V rated value100 A
at 60 V rated value60 A
at 110 V rated value9 A
at 220 V rated value2 A
at 440 V rated value0.6 A
at 600 V rated value0.4 A
with 2 current paths in series at DC-1
at 24 V rated value100 A
at 60 V rated value100 A
at 110 V rated value100 A
at 220 V rated value10 A
at 440 V rated value1.8 A
at 600 V rated value1 A
with 3 current paths in series at DC-1
at 24 V rated value100 A
at 60 V rated value100 A
at 110 V rated value100 A
at 220 V rated value80 A
at 440 V rated value4.5 A
at 600 V rated value2.6 A
at 1 current path at DC-3 at DC-5
at 24 V rated value40 A
at 60 V rated value6 A
at 110 V rated value2.5 A
at 220 V rated value1 A
at 440 V rated value0.15 A
at 600 V rated value0.06 A
with 2 current paths in series at DC-3 at DC-5
at 24 V rated value100 A
at 60 V rated value100 A
at 110 V rated value100 A
at 220 V rated value7 A
at 440 V rated value0.42 A
at 600 V rated value0.16 A
with 3 current paths in series at DC-3 at DC-5
at 24 V rated value100 A
at 60 V rated value100 A
at 110 V rated value100 A
at 220 V rated value35 A
at 440 V rated value0.8 A
at 600 V rated value0.35 A
operating power
at AC-2 at 400 V rated value37 kW
at AC-3
at 230 V rated value22 kW
at 400 V rated value37 kW
at 500 V rated value45 kW
at 690 V rated value55 kW
at 1000 V rated value37 kW
at AC-3e
at 230 V rated value22 kW
at 400 V rated value37 kW
at 500 V rated value45 kW
at 690 V rated value55 kW
at 1000 V rated value37 kW
operating power for approx. 200000 operating cycles at AC-4
at 400 V rated value17.9 kW
at 690 V rated value21.8 kW
operating apparent power at AC-6a
up to 230 V for current peak value n=20 rated value31 kVA
up to 400 V for current peak value n=20 rated value55 kVA
up to 500 V for current peak value n=20 rated value69 kVA
up to 690 V for current peak value n=20 rated value69 kVA
operating apparent power at AC-6a
up to 230 V for current peak value n=30 rated value21.5 kVA
up to 400 V for current peak value n=30 rated value37.4 kVA
up to 500 V for current peak value n=30 rated value46.7 kVA
up to 690 V for current peak value n=30 rated value64.5 kVA
short-time withstand current in cold operating state up to 40 °C
limited to 1 s switching at zero current maximum1 500 A; Use minimum cross-section acc. to AC-1 rated value
limited to 5 s switching at zero current maximum1 186 A; Use minimum cross-section acc. to AC-1 rated value
limited to 10 s switching at zero current maximum851 A; Use minimum cross-section acc. to AC-1 rated value
limited to 30 s switching at zero current maximum538 A; Use minimum cross-section acc. to AC-1 rated value
limited to 60 s switching at zero current maximum423 A; Use minimum cross-section acc. to AC-1 rated value
no-load switching frequency
at AC5 000 1/h
operating frequency
at AC-1 maximum900 1/h
at AC-2 maximum400 1/h
at AC-3 maximum1 000 1/h
at AC-3e
maximum1 000 1/h
at AC-4 maximum300 1/h
Control circuit/ Control (11)
type of voltage of the control supply voltageAC
control supply voltage at AC
at 50 Hz rated value230 V
operating range factor control supply voltage rated value of magnet coil at AC
at 50 Hz0.8 ... 1.1
apparent pick-up power of magnet coil at AC
at 50 Hz296 VA
inductive power factor with closing power of the coil
at 50 Hz0.61
apparent holding power of magnet coil at AC
at 50 Hz19 VA
inductive power factor with the holding power of the coil
at 50 Hz0.38
closing delay
at AC13 ... 50 ms
opening delay
at AC10 ... 21 ms
arcing time10 ... 20 ms
control version of the switch operating mechanismStandard A1 - A2
Auxiliary circuit (22)
number of NC contacts for auxiliary contacts instantaneous contact1
number of NO contacts for auxiliary contacts instantaneous contact1
operational current at AC-12 maximum10 A
operational current at AC-15
at 230 V rated value6 A
at 400 V rated value3 A
at 500 V rated value2 A
at 690 V rated value1 A
operational current at DC-12
at 24 V rated value10 A
at 48 V rated value6 A
at 60 V rated value6 A
at 110 V rated value3 A
at 125 V rated value2 A
at 220 V rated value1 A
at 600 V rated value0.15 A
operational current at DC-13
at 24 V rated value10 A
at 48 V rated value2 A
at 60 V rated value2 A
at 110 V rated value1 A
at 125 V rated value0.9 A
at 220 V rated value0.3 A
at 600 V rated value0.1 A
contact reliability of auxiliary contacts1 faulty switching per 100 million (17 V, 1 mA)
UL/CSA ratings (9)
full-load current (FLA) for 3-phase AC motor
at 480 V rated value77 A
at 600 V rated value62 A
yielded mechanical performance [hp]
for single-phase AC motor
at 110/120 V rated value7.5 hp
at 230 V rated value15 hp
for 3-phase AC motor
at 200/208 V rated value25 hp
at 220/230 V rated value30 hp
at 460/480 V rated value60 hp
at 575/600 V rated value60 hp
contact rating of auxiliary contacts according to ULA600 / P600
Short-circuit protection (4)
design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 VC characteristic: 10 A; 0.4 kA
design of the fuse link
for short-circuit protection of the main circuit
with type of coordination 1 requiredgG: 250 A (690 V, 100 kA), aM: 160 A (690 V, 100 kA), BS88: 200 A (415 V, 80 kA)
with type of coordination 2 requiredgG: 160 A (690 V, 100 kA), aM: 80 A (690 V, 100 kA), BS88: 125 A (415 V, 80 kA)
for short-circuit protection of the auxiliary switch requiredgG: 10 A (500 V, 1 kA)
Installation/ mounting/ dimensions (18)
mounting position+/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface
fastening method side-by-side mountingYes
fastening methodscrew and snap-on mounting onto 35 mm DIN rail according to DIN EN 60715
height140 mm
width70 mm
depth152 mm
required spacing
with side-by-side mounting
forwards20 mm
upwards10 mm
downwards10 mm
at the side0 mm
for grounded parts
forwards20 mm
upwards10 mm
at the side10 mm
downwards10 mm
for live parts
forwards20 mm
upwards10 mm
downwards10 mm
at the side10 mm
Connections/ Terminals (16)
type of electrical connection
for main current circuitscrew-type terminals
for auxiliary and control circuitscrew-type terminals
at contactor for auxiliary contactsScrew-type terminals
of magnet coilscrew terminal
type of connectable conductor cross-sections
for main contacts
finely stranded with core end processing2x (2.5 ... 35 mm²), 1x (2.5 ... 50 mm²)
for AWG cables for main contacts2x (10 ... 1/0), 1x (10 ... 2/0)
connectable conductor cross-section for main contacts
solid2.5 ... 16 mm²
stranded6 ... 70 mm²
finely stranded with core end processing2.5 ... 50 mm²
connectable conductor cross-section for auxiliary contacts
solid or stranded0.5 ... 2.5 mm²
finely stranded with core end processing0.5 ... 2.5 mm²
type of connectable conductor cross-sections
for auxiliary contacts
solid or stranded2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
finely stranded with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
for AWG cables for auxiliary contacts2x (20 ... 16), 2x (18 ... 14)
AWG number extended as coded connectable conductor cross section for main contacts10 ... 2/0
AWG number as coded connectable conductor cross section for auxiliary contacts20 ... 14
Safety related data (15)
product function
mirror contact according to IEC 60947-4-1Yes
positively driven operation according to IEC 60947-5-1No
suitable for safety functionYes
suitability for use safety-related switching OFFYes
service life maximum20 a
test wear-related service life necessaryYes
proportion of dangerous failures
with low demand rate according to SN 3192040 %
with high demand rate according to SN 3192073 %
B10 value with high demand rate according to SN 319201 000 000
failure rate [FIT] with low demand rate according to SN 31920100 FIT
device type according to ISO 13849-13
overdimensioning according to ISO 13849-2 necessaryYes
safety device type according to IEC 61508-2Type A
protection class IP on the front according to IEC 60529IP20
touch protection on the front according to IEC 60529finger-safe, for vertical contact from the front
Approvals Certificates (8)
Environmental Product Declaration
global warming potential [CO2 eq] / during manufacturing7.66 kg
global warming potential [CO2 eq] / during operation399 kg
global warming potential [CO2 eq] / after end of life-1.19 kg
global warming potential [CO2 eq] / total405 kg
EnvironmentGeneral Product Approval
Environmental Confirmations
General Product ApprovalEMV
otherRailway
MiscellaneousConfirmation
Further information (1)
Date9/17/2026Subject to change without notice© Copyright Siemens 2026

Câu hỏi thường gặp về 3RT2045-1AP00

3RT2045-1AP00 Fast Group cung cấp có phải hàng chính hãng, mới 100%?

Có. 3RT2045-1AP00 là hàng Siemens chính hãng, mới 100%, nguyên đai nguyên kiện, kèm CO/CQ theo lô. Fast Group không chào hàng tân trang hay đã qua sử dụng dưới danh nghĩa hàng mới.

Bao lâu thì nhận được 3RT2045-1AP00?

Theo SiePortal, thời gian xuất kho tiêu chuẩn của Siemens cho 3RT2045-1AP00 là 3 ngày. Tổng thời gian giao đến Việt Nam được ghi rõ trong báo giá; hạng mục gấp có thể đi hàng không.

3RT2045-1AP00 còn được Siemens sản xuất không?

3RT2045-1AP00 đang được Siemens sản xuất và cung cấp bình thường (PM300 từ 01/10/2016).

Làm sao để nhận báo giá 3RT2045-1AP00 nhanh nhất?

Gửi mã 3RT2045-1AP00, số lượng, thời gian cần hàng và nơi giao qua email minhduc@fastgroup.vn hoặc Zalo/điện thoại 0938 888 958, hoặc dùng biểu mẫu RFQ trên trang. Đủ thông tin, báo giá được lập trong ngày làm việc.

Nhận báo giá Siemens 3RT2045-1AP00

Gửi mã và số lượng qua email minhduc@fastgroup.vn hoặc Zalo/điện thoại (+84) 938 888 958, hoặc gửi RFQ qua biểu mẫu. Cam kết mới 100% chính hãng. Phản hồi trong ngày làm việc.