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Siemens 3RR21421AW30 2-Phase Current Monitoring Relay, 4 A – 40 A - Current Monitoring Relays
SiemensCurrent Monitoring Relays

Siemens 3RR21421AW30 2-Phase Current Monitoring Relay, 4 A – 40 A

Siemens 3RR21421AW30 adalah relay pemantau arus 2-Phase yang dirancang untuk memonitor arus listrik pada rentang 4 A – 40 A. Relay ini dilengkapi fungsi pemantauan arus lebih dan arus kurang (Over and Under Current…

SKU 3G-OTH-28768

Merek
Siemens
Item
3RR21421AW30 2-Phase Current Monitoring Relay, 4 A – 40 A
Kategori
Current Monitoring Relays
Tersedia untuk Dipesan
Stok tersedia & bea cukai ditangani
  • 6–10 business days door-to-door; Bea Cukai clearance typically 3–5 business days.
  • Invoicing in IDR or USD. Bank transfer and corporate PO accepted.
  • Dikirim ke: Jakarta, Surabaya, Bandung, Medan, Batam
Harga dagang sesuai penawaran — balasan dalam 24 jam
Jumlah
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Pengiriman ke Seluruh Dunia
Pengiriman udara & laut
Lembar Data Atas Permintaan
Spesifikasi teknis
Penawaran 1 Hari
Balasan dalam 24 jam

Local availability & support — Indonesia

Phone
+65 8878 8355

Spesifikasi Teknis

Siemens
Manufacturer Part Number
3RR21421AW30
Type
4 A – 40 A
Phase
2-Phase
Includes
Over and Under Current Monitoring
Product Type
Current Monitoring Relay
Phase Configuration
2-Phase

Dokumen Teknis

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Ajukan pertanyaan

Siemens Produk
3G Electric (S) Pte. Ltd. — Singapore

Deskripsi Produk

Siemens 3RR21421AW30 adalah relay pemantau arus 2-Phase yang dirancang untuk memonitor arus listrik pada rentang 4 A – 40 A. Relay ini dilengkapi fungsi pemantauan arus lebih dan arus kurang (Over and Under Current Monitoring), menjadikannya komponen penting dalam sistem proteksi peralatan industri. Dengan part number 3RR21421AW30, produk ini cocok digunakan sebagai relay pemantau arus untuk aplikasi pembakar industri dan ketel uap di Indonesia.

Supplied to Indonesia — compatible with 50 Hz installations. DHL Express delivery to Jakarta, Surabaya, Bandung, customs and duties handled door-to-door.

Pertanyaan yang Sering Diajukan

Apa fungsi relay pemantau arus Siemens 3RR21421AW30?

Relay pemantau arus Siemens 3RR21421AW30 berfungsi untuk memonitor arus listrik pada rentang 4 A – 40 A. Relay ini mendeteksi kondisi arus lebih dan arus kurang (Over and Under Current Monitoring) pada sistem 2-Phase, sehingga melindungi peralatan seperti pembakar industri dari kerusakan akibat fluktuasi arus.

Apa spesifikasi teknis Siemens 3RR21421AW30?

Spesifikasi teknis Siemens 3RR21421AW30 meliputi: tipe relay pemantau arus (Current Monitoring Relay), konfigurasi fase 2-Phase, rentang arus 4 A – 40 A, dan dilengkapi fungsi Over and Under Current Monitoring. Produk ini memiliki part number 3RR21421AW30 dari Siemens.

Di mana beli Siemens 3RR21421AW30 di Indonesia?

Anda dapat membeli Siemens 3RR21421AW30 melalui 3G Electric, distributor resmi yang memasok dan mengirimkan produk ini ke seluruh Indonesia. Kami menangani logistik dan bea cukai untuk memastikan produk sampai ke lokasi Anda dengan aman. Hubungi kami untuk minta penawaran.

Bagaimana cara memilih relay pemantau arus yang tepat untuk aplikasi industri?

Pilih relay pemantau arus seperti Siemens 3RR21421AW30 dengan mempertimbangkan rentang arus (4 A – 40 A), konfigurasi fase (2-Phase), dan fitur proteksi (Over and Under Current Monitoring). Pastikan relay sesuai dengan kebutuhan sistem kelistrikan peralatan industri Anda, seperti pembakar industri atau ketel uap.

Digunakan dalam

Aplikasi umum untuk Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Produk

3G Electric memasok Siemens current monitoring relays. Kami menyediakan produk asli dengan ketersediaan tersedia di gudang untuk SKU umum, dokumentasi teknis, dukungan commissioning, dan layanan garansi — di seluruh dunia.

Anda mungkin juga membutuhkan

Pembakar & Pembakaran Pompa & Kompresor Suku Cadang Semua Produk

Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS Digital Monitoring Relay: DIN-Rail Mounted, 15 A Current Rating, 24 to 240V AC/DC, Screw (MPN 3UG4622-J7434H)
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IEC thermal overload relay with integrated bimetallic elements for motor protection against overcurrent. Three-pole design, frame size S0, rated 11 A to 16 A. Features 1NO/1NC auxiliary contacts and screw terminals. Maximum voltage rating 690 V AC. Compatible with SIRIUS contactors of frame size S0
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IEC thermal overload relay with integrated bimetallic elements for motor protection against overcurrent. Three-pole design, frame size S0, rated 11 A to 16 A. Features 1NO/1NC auxiliary contacts and screw terminals. Maximum voltage rating 690 V AC. Compatible with SIRIUS contactors of frame size S0
DIN-rail mounted undercurrent monitoring relay with adjustable trip point from 0.05 to 10 A, set via a switch. Operates on 24V AC/DC supply and rated for 15 A. Features screw terminal connections and snap-on mounting. No status indicator. Used to detect current drops in industrial control applications
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DIN-rail mounted undercurrent monitoring relay with adjustable trip point from 0.05 to 10 A, set via a switch. Operates on 24V AC/DC supply and rated for 15 A. Features screw terminal connections and snap-on mounting. No status indicator. Used to detect current drops in industrial control applications
IEC thermal overload relay with integrated bimetallic elements for motor protection. Rated 14-20 A, 3 poles, 1NO/1NC auxiliary contacts, screw terminals, 690V AC max. Frame size S0, compatible with SIRIUS contactors. No phase loss sensitivity
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IEC thermal overload relay with integrated bimetallic elements for motor protection. Rated 14-20 A, 3 poles, 1NO/1NC auxiliary contacts, screw terminals, 690V AC max. Frame size S0, compatible with SIRIUS contactors. No phase loss sensitivity
This DIN-rail mounted relay monitors phase sequence in three-phase systems. It detects incorrect phase rotation or phase loss to protect motors and equipment. Rated for 5 A and 420-690V AC, it features 6 terminals for connection
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This DIN-rail mounted relay monitors phase sequence in three-phase systems. It detects incorrect phase rotation or phase loss to protect motors and equipment. Rated for 5 A and 420-690V AC, it features 6 terminals for connection
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This DIN-rail mounted relay monitors phase sequence in three-phase systems. It operates on 90 to 400V AC and has a current rating of 5 A. The relay features 6 terminals and is used to protect motors and equipment from phase reversal or loss in industrial control applications

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Lihat semua Siemens suku cadang
Siemens 3-phase current monitoring relay for over and under current detection. Rated for 4 A to 40 A. Used in three-phase systems to monitor motor loads and industrial equipment, helping to prevent damage from phase imbalance or load faults
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Siemens 3-phase current monitoring relay for over and under current detection. Rated for 4 A to 40 A. Used in three-phase systems to monitor motor loads and industrial equipment, helping to prevent damage from phase imbalance or load faults
This 2-phase current monitoring relay from Siemens is designed to detect overcurrent and undercurrent conditions within a 1.6 A to 16 A range. It is typically used in industrial control panels to protect motors and equipment from electrical faults, ensuring operational safety in applications such as manufacturing, HVAC, and pumping systems
Siemens
This 2-phase current monitoring relay from Siemens is designed to detect overcurrent and undercurrent conditions within a 1.6 A to 16 A range. It is typically used in industrial control panels to protect motors and equipment from electrical faults, ensuring operational safety in applications such as manufacturing, HVAC, and pumping systems
Three-phase current monitoring relay with over and under current detection. Adjustable current range from 1.6 A to 16 A. Used to monitor load conditions in motor and industrial equipment applications
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Three-phase current monitoring relay with over and under current detection. Adjustable current range from 1.6 A to 16 A. Used to monitor load conditions in motor and industrial equipment applications