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23-29
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Type X Industrial Relays
Class 8501 / Refer to Catalog 8501CT9601
Square D™ NEMA Style DC Relays
DC Control Relays
8501XDO40V53 Control Relay
DC Control Relays Dimensions (in./mm)
A
.25
6
2.23
57
1.12
28
3.56
90
3.12
79
Prov. for
(2) #8/#10 Mtg. Screws
B30080-066
8501XDO40XTE2V53 Timing Relay
DC Timing Relays Dimensions (in./mm)
7.77
197
.25
6
2.23
57
1.12
28
3.56
90
3.12
79
Prov. for
(2) #8/#10 Mtg. Screws
B30080-075 A
•
Replaceable, highly reliable pure DC power plant: no economizing resistors,
overlapping contacts or dual-wound coil.
•
Uses the same Type XB adder decks and attachments as the AC version.
•
Offers all the features of the AC relay.
•
Available in up to 8 poles.
•
All contact poles are usable since no overlapping contacts are needed.
Table 23.99: DC Control Relays
Normally Open 5 A Convertible
Instantaneous Contacts
Control Relay
Type[7]
0 XDO00
2 XDO20
4 XDO40
6 XDO60
8 XDO80
Table 23.100: Dimension A (See Figure at Left) and Weights
No. of Poles
Dim. A
Shipping Weight
lb.
in. mm
0–4 5.17 131 3.1
6–8 6.37 162 3.4
10–12 7.60 193 3.8
DC Timing Relays
•
Easily convertible On Delay or Off Delay.
•
Two adjustable timing ranges.
•
Repeat accuracy well above ±10%.
•
Convertible 1 N.O. and 1 N.C. timed contacts.
•
Large knob for easy adjustment of time delay.
•
Off Delay mode times out even after loss of power.
Table 23.101: DC Timing Relays
Timing
Mode
Normally
Open 5 A Convertible
Instantaneous Contacts
Timed
Convertible
Contacts
Timing Relay[7]
0.2–60 s 5–180 s
N.O. N.C.
Type Type
On Delay
0 1 1 XDO00XTE1 XDO00XTE2
2 1 1 XDO20XTE1 XDO20XTE2
4 1 1 XDO40XTE1 XDO40XTE2
Off Delay
0 1 1 XDO00XTD1 XDO00XTD2
2 1 1 XDO20XTD1 XDO20XTD2
4 1 1 XDO40XTD1 XDO40XTD2
Table 23.102: DC Contact Ratings
Type of
Cartridge
DC Ratings
Volts
Inductive Resistive
NEMA
Rating
Make and Break
Amperes
138 VA Max.
Continuous
Amperes
Make and
Break
Amperes
Continuous
Amperes
Standard
125
250
P600
1.1
0.55
5
5
4
0.8
5
5
Overlapping
125 P150 1.1 5 4 5
Logic Reed
— —
30 Vdc, 60 mA
— — —
•
For AC ratings, see
Table 23.96.
NOTE: Do not use any 8501 Type XC4 Master Cartridges on any DC-operated
device.
23
RELAYS AND TIMERS
[7] Voltage code must be specified to order these products. Refer to Table 23.106 and insert the appropriate code as shown in Table 23.107.
6/20/2017