Document
Control Relays
3TH3 Snap-On Contacts Type
www.DataSheet4U.com Ordering Information
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Selection
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Determine the number of contacts, AC or DC, then select Catalog Number. Complete Catalog Number by adding Coil suffix from table below e.g.:
3TH30 2 2 0 A K6
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Accessories, Varistors, RC Elements and Suppressors listed in table below. Select Auxiliary Contacts if required from table below. Replacement Parts see page 882.
3TH3040-0AK6
3TX4010-2A
Relay Type 2 NO 2 NC Screw Terminal AC Coil Voltage 120V AC
Relays with Screw Terminal for DIN Rail and Screw Mounting
Contact Type Number of Contacts Catalog Number (Coil Suffix required from table below)
Auxiliary Contacts (Top Mount)
Contact Type Price $ Number of Contacts Early Make Late Break Catalog No
Code
NO
NC
3TH3 Relays for AC Operation 40E 4 31E 22E 3TH3 Relays for DC Operation 40E 4 31E 22E
NO
NC
NO
NC
Price $
4 3 2 4 3 2
— 1 2 — 1 2
3TH3040-0A†† 3TH3031-0A†† 3TH3022-0A†† 3TH3040-0B†† 3TH3031-0B†† 3TH3022-0B††
94.00 94.00 94.00 152.00 152.00 152.00
3TX4 Auxiliary Contacts 1 — 1 — —
— 1 — —
— — 1 —
— — — 1
3TX4010-2A 3TX4001-2A 3TX4010-4A 3TX4001-4A
15.60 15.60 27.50 27.50
Accessories
Description Timing Range Catalog No Price $
7PX7040-0CJ30
3TX4092-0A
On-delay Timer Attachment Two-wire timer for mtg. to coil term. 3TH30, 3TH40. Replace †† in timer Cat. No. with correct suffix (F3, etc.) from Timer Voltage Suffix Table. AC 50/60Hz DC Suffix 60 60 F3 110–127 110–127 J3 220–240 — N2 — 220–230 N4 Pneumatic Timer Attachment. On-delay or Off-delay For top mounting On-delay 1 NO ѿ 1 NC to 3TH3 On-delay 1 NO ѿ 1 NC without auxiliary contacts Off-delay 1 NO ѿ 1 NC Off-delay 1 NO ѿ 1 NC Surge Suppressors for Mounting onto Coil Terminal
0.06 to 0.6 s 0.6 to 6 s 2 to 20 s 6 to 60 s
7PX7040-0C††0 7PX7040-1C††0 7PX4040-7C††0 7PX7040-2C††0
116.00 116.00 116.00 116.00
0.1 to 30 s 10 to 60 s 0.1 to 30 s 10 to 60 s AC 24 to 48V; DC 24 to 70V AC 48 to 127V; DC 70 to 150V AC 127 to 240V; DC 150 to 250V AC 240 to 400V AC 400 to 600V DC 24V to 250V AC 24 to 48V; DC 24 to 70V AC 48 to 127V; DC 70 to 150V AC 127 to 240V; DC 150 to 250V AC 240 to 400V AC 400 to 600V
3TX4092-0A 3TX4092-1A 3TX4092-5A 3TX4092-6A 3TX7402-3G 3TX7402-3H 3TX7402-3J 3TX7402-3K 3TX7402-3L 3TX7402-3A 3TX7402-3R 3TX7402-3S 3TX7402-3T 3TX7402-3U 3TX7402-3V 3TX4091-1H
128.00 128.00 146.00 146.00 23.50 23.50 23.50 23.50 23.50 23.50 28.50 28.50 28.50 28.50 28.50 19.50
Varistors for AC or DC operation 3TX7402-3G Suppression diode for DC operation
10
3TX4091-1H
RC element for AC or DC operation
Logic Control
Mounting Rail Carrier Block For mounting other components up to 45 mm wide on top control relays
Coil Suffix
AC Volts 50/60Hz
Coil Suffix
DC Volts
24 C2
110/120 K6
173/208 M1
220/277 U1
208 M2
220/240 P6
380/460 Q0
500/600 S0
12 A4
24 B4
48 W4
125 G4
240 Q4
602
Discount Code: Relays and Timers
Siemens Industrial Control Products
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