Submittal Sheet

© 2018 Littelfuse Protection Relays & Controls
www.littelfuse.com/
Rev: 0-A-000016
Time Delay Relays
Dedicated - HVAC
www.littelfuse.com/t2d120a15m
T2D120A15M
Rev: 1-A-081618
Specifications
Input
Voltage 120 VAC
Tolerance ±20%
AC Line Frequency 50/60 Hz
Output
Minimum Load Current 40mA
Rating 1A steady state, 10A inrush at 60°C
Voltage Drop ≅ 2.5V @ 1A
Time Delay
Initiate Time After timing - 16ms
Type Analog circuitry
Lockout & Random
Start Delays 5m fixed
Note: The lockout & random start delays are the
same length.
Tolerance +/-30%
Repeat Accuracy ±1% or 20ms, whichever is greater
Reset Time After timing - ≤ 16ms;
During timing - ≤ 200ms
Protection
Dielectric Breakdown ≥ 2000V RMS terminals to mounting surface
Insulation Resistance ≥ 100 MΩ
Mechanical
Mounting Surface mount with one #10 (M5 x 0.8) screw
Dimensions H 50.8 mm (2”); W 50.8 mm (2”);
D 30.7 mm (1.21”)
Termination 0.25 in. (6.35 mm) male quick connect terminals
Environmental
Operating/Storage
Temperature -20° to 60°C / -40° to 85°C
Humidity 95% relative, non-condensing
Weight ≅ 2.4 oz (68 g)
Cooling Anticipator
(24VAC Units Only)
Minimum Cooling Anticipator ≥ 3,000 Ω
Function Diagram
V = Voltage
S1 = Initiate Switch
L = Load (CR)
E = Ready
TD = Time Delay
R = Reset
RANDOM START
PLUS LOCKOUT
DELAY-ON-MAKE
L
L
E
E
Disclaimer Notice – Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are
not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/product-disclaimer.