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  11. Thermal Overload Relay, 1NC/1NO, 12 A Min current, 18 A Max current
Square D Thermal Overload Relay, 1NC/1NO, 12 A Min current, 18 A Max current LRD21 - main

Thermal Overload Relay, 1NC/1NO, 12 A Min current, 18 A Max current

  • Mfr # LRD21

  • Zoro # G809982016

product price: $84.55
/ea
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Key Features

Auxiliary Contact Form
1NC/1NO
Minimum Overload Relay Current Setting
12:00 AM
Maximum Overload Relay Current Setting
18 A
Trip Class
10A
Overload Protection Type
Thermal
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Specifications

Product Information

MFR #
LRD21
Zoro #
G809982016
UPC #
-
Country of Origin
Indonesia

Dimensions

Depth
2.8 in
Width
1.8 in
Height
2.6 in

Details

Item
Thermal Overload Relay
Auxiliary Contact Form
1NC/1NO
Minimum Overload Relay Current Setting
12:00 AM
Maximum Overload Relay Current Setting
18 A
Trip Class
10A
Overload Protection Type
Thermal
Standards
CSA,UL 489
Application
Motor protection
Associated Fuse Rating
4 A gG for signalling circuit; 4 A BS for signalling circuit
Network Frequency
0 to 400 Hz
Mechanical Robustness
Vibrations6 Gn IEC 60068-2-6; Shocks15 Gn for 11 ms IEC 60068-2-7
Product Certifications
IEC; UL; CSA; CCC; EAC; BV; RINA; DNV-GL; LROS (Lloyds register of shipping); ATEX INERIS; UKCA
Product Compatibility
LC1D32; LC1D18; LC1D25; LC1D38
Climatic Withstand
IACS E10
Permissible Current
1.5 A 240 V AC-15 signalling circuit; 0.1 A 250 V DC-13 signalling circuit
Thermal Overload Class
Class 10A IEC 60947-4-1
Dielectric Strength
1.89 kV 50 Hz IEC 60947-1
Rated Operational Voltage
690 V AC 0 to 400 Hz power circuit IEC 60947-4-1
Ambient Air Temperature For Storage
-76 to 158°F (-60 to 70°C)
Phase Failure Sensitivity
Tripping current 130% of Ir on two phase, the last one at 0
Tripping Threshold
1.14 +/- 0.06 Ir IEC 60947-4-1
Conventional Free Air Thermal Current
5 A signalling circuit
Thermal Protection Adjustment Range
12 to 18 A
Rated Impulse Withstand Voltage
6 kV
Rated Insulation Voltage
Power circuit 600 V CSA; Power circuit 600 V UL; Power circuit 690 V IEC 60947-4-1
Network Type
AC; DC
Connections - Terminals
Control circuit screw clamp terminals 2 0.00 to 0.00 in² (1 to 2.5 mm²) flexible without cable end; Control circuit screw clamp terminals 2 0.00 to 0.00 in² (1 to 2.5 mm²) flexible with cable end; Control circuit screw clamp terminals 2 0.00 to 0.00 in² (1 to 2.5 mm²) solid; Power circuit screw clamp terminals 1 0.00 to 0.02 in² (1.5 to 10 mm²) flexible without cable end; Power circuit screw clamp terminals 1 0.00 to 0.01 in² (1 to 4 mm²) flexible with cable end; Power circuit screw clamp terminals 1 0.00 to 0.01 in² (1 to 6 mm²) solid
Control Type
Red push-button stop; Blue push-button reset
Product Name
TeSys LRD; TeSys Deca
Ambient Air Temperature For Operation
-4 to 140°F (-20 to 60°C) without derating IEC 60947-4-1
Flame Retardance
V1 conforming to UL 94
Tightening Torque
Control circuit 15.05 lbf.in (1.7 N.m) screw clamp terminals; Power circuit 22.13 lbf.in (2.5 N.m) screw clamp terminals
Relay Application
Motor protection
Product Or Component Type
Differential thermal overload relay
Mounting Style
Plate, with specific accessories; Rail, with specific accessories; Under contactor
IP Rating
IP20
Maximum Operating Temperature
140 Degrees F
Minimum Operating Temperature
-4 Degrees F
Maximum Voltage Rating
690 V
Trip Clss
10

Restrictions

WARNING: Cancer and Reproductive Harm For more information go to www.P65Warnings.ca.gov

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