Zjj Series Insulation Monitoring Relay Suppliers and Manufacturers

ZJJ DC insulation monitoring relay monitorsthe insulation of the DC bus, and it sendsalarm signal when the bus-to-groundinsulation drops to a certain value,also it ispanel mounted type,and the relay has a high-sensitivity grounding resistance monitoringand display circuit, it is great significance forthe safe operation of the DC system. Monitoring of the DC circuit bus barinsulation resistance RF to LCD screen display resistance value. Bridge balance method for resistancemeasurement. Adjustable response value ranges of 0-100k�©. Smaller short-circuit grounding current forsafe operation.

Protects against Phase Loss, Phase Reversal & Phase Asymmetry Can be configured for 3 Phase 4 Wire or 1 Phase system Selectable Over Voltage / Under Voltage Trip level Selectable Time Delay LED Indications for Power and Fault conditions Voltage Sensing principle 1 C/O or 2 C/O Configuration Voltage Monitoring Series SM 500 83 Cat. No. Parameters 240 VAC (1 Phase & 3 Phase, 4 Wire) Frequency Power Consumption (Max.) 4 VA 50/60 Hz Supply Voltage ( ) 105% to 125% (of ) 55% to 95% (of ) LED Indication Operating Temperature Storage Temperature Separate indications for Power ON, UV and OV O O -15 C To + 55 C O O -25 C To + 70 C Utilization Category AC - 15 DC - 13 Rated Voltage (Ue): 120/240 V, Rated Current (Ie): 3.0/1.5 A Rated Voltage (Ue): 24/125/250 V, Rated Current (Ie): 2.0/0.22/0.1 A Trip Settings Under Voltage Phase Loss Phase Sequence Phase Asymmetry Over Voltage 0.5 to 15 s (Selectable) 5 s 0.5 to 15 s (Selectable) 5 s 5 s 0.5 s to 15 min (Selectable) Time Delay ON Delay Trip Time (OFF Delay) Output Contact Rating Electrical Life Mechanical Life Relay Output 5A @ 250 VAC / 28 VDC (Resistive) 5 1X10 6 3X10 1 C/O Enclosure Dimension (W x H x D) (in mm) Weight (unpacked) Approx. Mounting Certification Flame Retardant UL 94-V0 36 X 90 X 60 120 g Base / DIN rail Degree of Protection IP 20 for Terminals, IP 40 for Enclosure ORDERING INFORMATION Note: 1) Voltage setting is with respect to Neutral. Voltage Setting Accuracy: �± 5 % of Full Scale; Time Setting Accuracy: �± 10 % of Full Scale RoHS Compliant Humidity (Non Condensing) 95% (Rh) EMI / EMC Harmonic Current Emissions IEC 61000-3-2 Ed. 3.2 (2009-04) Class A ESD IEC 61000-4-2 Ed. 2.0 (2008-12) Level II Radiated Susceptibility IEC 61000-4-3 Ed. 3.2 (2010-04) Level III Electrical Fast Transients IEC 61000-4-4 Ed. 3.0 (2012-04) Level IV Surges IEC 61000-4-5 Ed. 2.0 (2005-11) Level IV Conducted Susceptibility IEC 61000-4-6 Ed. 3.0 (2008-10) Level III Voltage Dips & Interruptions (AC) IEC 61000-4-11 Ed. 2.0 (2004-03) All 7 Levels Conducted Emission CISPR 14-1 Ed. 5.2 (2011-11) Class A Radiated Emission CISPR 14-1 Ed. 5.2 (2011-11) Class A Environmental Cold Heat IEC 60068-2-1 Ed. 6.0 (2007-03) Dry Heat IEC 60068-2-2 Ed. 5.0 (2007-07) Vibration IEC 60068-2-6 Ed. 7.0 (2007-12) 5g Repetitive Shock IEC 60068-2-27 Ed. 4.0 (2008-02) 40g, 6ms Non-Repetitive Shock IEC 60068-2-27 Ed. 4.0 (2008-02) 30g, 15ms Cat. No. Description MD71BH 240 VAC, UV / OV with Selectable ON Delay (0.5 to 15 sec), 1 C/O MD71BF 240 VAC, UV / OV with Selectable OFF Delay (0.5 to 15 sec), 1 C/O MD71B9 240 VAC, UV / OV with Selectable ON Delay (0.5 s to 15 min), 1 C/O

This unit sense current for over current or earth fault protections, 1kg, height 105mm base 102 * 51mm

Voltage Monitoring Series SM 501 86 Cat. No. Parameters MG53BH MG53BF MG63BH MG63BF 415 VAC (3 Phase, 3 Wire) 220 VAC (3 Phase, 3 Wire) Frequency Power Consumption (Max.) 10 VA 5 VA 50/60 Hz Supply Voltage ( ) 105% to 125% (of ) 55% to 95% (of ) Trip Settings Under Voltage Over Voltage Hysterisis 7 V (�± 2 V) of Trip Voltage Phase Loss Phase Sequence Phase Asymmetry Yes Yes LED Indication Storage Temperature Operating Temperature Separate indications for Power ON, UV and OV; ON: Phase Reverse; BLINK: Phase Asymmetry O -15 C To + 55 C O O -25 C To + 70 C O Utilization Category AC - 15 DC - 13 Rated Voltage (Ue): 120/240 V, Rated Current (Ie): 3.0/1.5 A Rated Voltage (Ue): 24/125/250 V, Rated Current (Ie): 2.0/0.22/0.1 A Output Contact Rating Electrical Life Mechanical Life Relay Output 5A @ 250 VAC / 28 VDC (Resistive) 5 1X10 6 3X10 2 C/O Enclosure Dimension (W x H x D) (in mm) Weight (unpacked) Mounting Certification Flame Retardant UL 94-V0 36 X 90 X 60 120 g Base / DIN rail Degree of Protection IP 20 for Terminals, IP 40 for Enclosure ORDERING INFORMATION Note: 1) Voltage Setting Accuracy: �± 5 % of Full Scale; Time Setting Accuracy: �± 10 % of Full Scale 2) In the event of Phase Sequence or Phase Loss, OFF Delay is 100 ms Humidity (Non Condensing) 95% (Rh) 0.5 to 15 s (Selectable) 5 s 0.5 to 15 s (Selectable) 5 s 0.5 to 15 s (Selectable) 5 s 0.5 to 15 s (Selectable) Time 5 s Delay ON Delay Trip Time (OFF Delay) 10% (of ) Cat. No. Description MG53BH 415 VAC, & Single Phasing Preventor (SPP) with Selectable ON Delay (0.5 to 15 sec), 2 C/O MG53BF 415 VAC, UV / OV & SPP with Selectable OFF Delay (0.5 to 15 sec), 2 C/O MG63BH 220 VAC, with Selectable ON Delay (0.5 to 15 sec), 2 C/O MG63BF 220 VAC, with Selectable OFF Delay (0.5 to 15 sec), 2 C/O UV / OV UV / OV & SPP UV / OV & SPP EMI / EMC Harmonic Current Emissions IEC 61000-3-2 Ed. 3.2 (2009-04) Class A ESD IEC 61000-4-2 Ed. 2.0 (2008-12) Level III Radiated Susceptibility IEC 61000-4-3 Ed. 3.2 (2010-04) Level III Electrical Fast Transients IEC 61000-4-4 Ed. 3.0 (2012-04) Level IV Surges IEC 61000-4-5 Ed. 2.0 (2005-11) Level IV Conducted Susceptibility IEC 61000-4-6 Ed. 3.0 (2008-10) Level III Voltage Dips & Interruptions (AC) IEC 61000-4-11 Ed. 2.0 (2004-03) All 7 Levels Conducted Emission CISPR 14-1 Ed. 5.2 (2011-11) Class A Radiated Emission CISPR 14-1 Ed. 5.2 (2011-11) Class B Environmental Cold Heat IEC 60068-2-1 Ed. 6.0 (2007-03) Dry Heat IEC 60068-2-2 Ed. 5.0 (2007-07) Vibration IEC 60068-2-6 Ed. 7.0 (2007-12) 5g Repetitive Shock IEC 60068-2-27 Ed. 4.0 (2008-02) 40g, 6ms Non-Repetitive Shock IEC 60068-2-27 Ed. 4.0 (2008-02) 30g, 15ms RoHS Compliant LED Indications for Power and Fault conditions Voltage Sensing Principle 2 C/O Configuration

HP-W series Digital Timer Relay features: 1) 4 digit bright LED display, high accuracy: 0.5%FS 2) Power fail memory function 3) Auto cycle timing and delay output 4) 3 timing units, hour, minute and second 5) dimension: 48*48, 96*48, 72*72 6) timing range: 0.01S---999.9H 7) Power supply: 110/220V AC (48*48, 110V should be special ordered). 48*48,72*72,96*48 mm can be choosed, one product in one standard paper box.

Product nameï¼?3 Phase Relay Product Typeï¼?DPA53 Usageï¼?Protective Sizeï¼?Subminiature Protect Featureï¼?Sealed Contact Loadï¼?High Power Theoryï¼?Voltage Relay DPA53 series monitor for ultra-thin (17.5mm) rail mounting type, function: phase failure protection, phase sequence protection, voltage unbalance protection, adjustable set value undervoltage protection. It is suitable for the protection of the distribution system installed in the cabinet. I. Overview            DPA53 series three-phase relays for three-phase or three-phase four-wire power supply for the monitor. This series of products measuring their own supply voltage, regenerative voltage, with phase sequence protection, lack of protection, undervoltage protection and other functions, N-type products with zero line disconnection protection. DPA53 series monitor for the ultra-thin (17.5mm) rail mounting type, suitable for installation of the cabinet to install the power distribution system protection, such as: distribution cabinet, distribution box, electric control box, machine tools and other equipment.  Second, the input rated voltage:       200 ~ 240vAC ± 15% (line voltage) Model: DPA53CM23      320 ~ 480VAC ± 15% (line voltage) Model: DPA53CM48       115 ~ 138VAC ± 15% (phase voltage) Model: DPA53AM23N        220 ~ 277VAC ± 15% (phase voltage) Model: DPA53AM48N   Phase sequence monitoring: When the three-phase power monitor power, such as the phase sequence is normal, the relay can pull.         Phase loss monitoring: When the three-phase power monitor power, each phase power is normal, the relay can pull.         Undervoltage protection: When the three-phase power supply line voltage is lower than the set value, then the relay release protection; when the voltage recovery, the relay back to work properly.            N line disconnection protection: DPA53AM23N and DPA53AM48N is suitable for three-phase four-wire system power monitor, the two products in the N line when the relay release.

The basalt fiber roving of our company adopts the new tank kiln method and 2400 hole large leakage plate to form basalt roving products With a series of advantages such as high strength, large modulus, good temperature resistance, good chemical corrosion resistance and good electrical insulation, basalt is produced with homogenized basalt raw materials, with excellent performance, stable quality and small dispersion coefficient. Basalt fiber roving is a new material to replace glass fiber and carbon fiber

Long rod composite insulators are mainly used in high voltage overhead power transmission & distribution lines for insulation and mechanical connection. Normal operation conditions: 1 Ambient temperature: -50c-+50c 2 Altitude: not more than 3000m 3 Frequency: not more than 100hz.

EQUINAS TFO 60i High Quality Inhibited Transformer Oil EQUINAS TFO 60i is a high-quality inhibited insulating oil with very good dielectric properties and oxidation stability intended for transformers, switchgears, and other electrical equipment. Transformer Oil is a series of products blended using highly refined mineral oil and a selected antioxidant. It is designed for insulating and cooling transformers, oil-immersed switchgear and other electrical insulating applications. Does not contain harmful polychlorinated biphenyls (PCBs). Applications: Used as an insulating oil in transformers, switchgear, inductors, condensers, transducers, and similar equipment, also at low temperature in outdoor use It insulates current-carrying parts from each other and from ground, carries away heat, prevents glow discharges, extinguishes electric arcs in switchgear, and impregnates insulating materials Features and Benefits: Excellent insulating properties High dielectric strength (1) Low power factor Resists oxidation and deposit formation Excellent low-temperature properties Compatible with materials used in transformers Does not contain any PCBs Meets or exceeds the IEC 60296 Packages size: Available in drums and flexibags Health and Safety: Based on available information, this product is not expected to produce adverse effects on health when used for applications referred to above and the recommendations provided in the Safety Data Sheet (SDS) are followed. The SDS is available upon request through our sales contact office. This product should not be used for purpose other than the applications referred to above. If disposing of used product, take care to protect the environment, follow the local rules and regulations of your local Authority.

EQUINAS TFO 60u High Quality Un-Inhibited Transformer Oil EQUINAS TFO 60u is a high-quality un-inhibited insulating oil with very good dielectric properties and oxidation stability intended for transformers, switchgears, and other electrical equipment. Transformer Oil is a series of products blended using highly refined mineral oil and a selected antioxidant. It is designed for insulating and cooling transformers, oil-immersed switchgear and other electrical insulating applications. Does not contain harmful polychlorinated biphenyls (PCBs). Applications: Used as an insulating oil in transformers, switchgear, inductors, condensers, transducers, and similar equipment, also at low temperature in outdoor use It insulates current-carrying parts from each other and from ground, carries away heat, prevents glow discharges, extinguishes electric arcs in switchgear, and impregnates insulating materials Features and Benefits: Excellent insulating properties High dielectric strength (1) Low power factor Resists oxidation and deposit formation Excellent low-temperature properties Compatible with materials used in transformers Does not contain any PCBs Meets or exceeds the IEC 60296 Packages size: Available in drums and flexibags Health and Safety: Based on available information, this product is not expected to produce adverse effects on health when used for applications referred to above and the recommendations provided in the Safety Data Sheet (SDS) are followed. The SDS is available upon request through our sales contact office. This product should not be used for purpose other than the applications referred to above. If disposing of used product, take care to protect the environment, follow the local rules and regulations of your local Authority.

Basalt Fiber Series Fabric 1. Production: basalt fiber fabric is made of continuous basalt fiber textile yarn through warping, weaving and coating. 2. Weaving methods according to requirements: unidirectional cloth, plain cloth, twill cloth and grid cloth. 2. Application: reinforced mesh cloth, fireproof cloth, fishing rod cloth, luggage decoration cloth, electrical insulation cloth, bulletproof cloth, etc. 3. Packaging: 100M / roll (or customized as required). 4. Performance: high strength, high temperature resistance, good electrical insulation, non hygroscopic, acid and alkali corrosion resistance. 5. Specification and model: bfw16 * 20-100 (120) BFW: basalt fiber fabric; 16 * 20: the warp and weft density of yarn is 16 and 20 pieces / cm respectively; 100: the width of the fabric is 100 cm; (120): the mass per unit area of fabric is 120 g / m2. BFNP5*5-200(160) BFNP: basalt fiber mesh cloth (coated and shaped); 5 * 5: the longitude and latitude mesh size of the cloth surface is 5 and 5mm; 200: the width of the grid is 200 cm; (160): the weight of grid cloth per unit area is 160g / m2.

JR28(LR2-D) series thermal relay is suitable for using in the main circuits rated voltage up to 660V,rated current 93 A, AC 50Hz or 60Hz,for over-voltage protection of AC motor. The relay has the differential mechanism and temperature compensation and can plug in CJX2(LC1-D) series AC contactor, also be independently fixed. Specifications: LR2-D13, D23,D33

JRS1(LR1-D) series thermal relay is suitable for using in the circuits rated voltage up to 600V,rated current 93A.AC 50Hz or 60Hz for over-voltage protection of AC motorú«The relay has the differential mechanism and temperature compensation and can plug in CJX2(LC1-D) series AC contactor, also be independtly fixedú« Specification: LR1-D09, D40,D63,D80 Rated voltage: 220, 380, 415, 440, 660V Rated current: 0. 1~0. 16, 0. 16~0. 25, 0. 25~0. 40, 0. 40~0. 63, 0. 63~1, 1~1. 6, 1. 6~2. 5, 2. 5~4, 4~6, 5. 5~8, 7~10, 10~13, 13~18, 18~25, 23~32, 30~40, 38~50, 48~57, 57~66, 63~80A

JRS2(3UA) series thermal overload relay are suitable for overload and phase-failure protection of AC motors with frequency of 50/60Hz,voltage up to 690-1000v,current up to 0.1-400A under 8-hours duty or uninterrupted duty. Several functions provided by these relays are: phase-failure protection, temperature compensation, ON/OFF indication and manual/automatic reset. The relays can be mounted onto contactors or installed as single units.

Key Specifications/Special Features Technical data Type JLW-180 Current range 5-80A Time-current characteristic Definite time Rated voltage 220VAC,50/60Hz Measurement error 1% Protective functions Overcurrent,locked-rotor,phase loss, Additional functions power-on delay,auto reset Indicators LED indicating current,operation status Output contacts 1 C/O Contact capacity 5A 250VAC Dimensions (L x W x D) 70Ã?44Ã?98mm Mounting screw fixing -