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Table 4-1. Adjustment and Calibration Summary for PN-150BE High Efficiency
Test
Test
Number
Permanent Magnet
1
Assembly
Front Contact
2.a
Adjustment
Front Contact
2.b
Adjustment
Front Contact
3
Adjustment
Back Contact
4
Compression Test
Front Contact
5.a
Openings
Front Contact
5.b
Openings
Front & Back Contact
5.c
Openings
6
Polarity Test
7
Drop-Away
Drop-Away to Full
8
Back Contact
Pressure
Break-Away from
9
Permanent Magnet
Pick-Up
Without
10
Cover
(To close Front
Contacts) With Cover
Working (To Stop-
11
Pin)
12
Hold-Down Torque
Final Electrical
13
Inspection
Copyright 2019
PN-150BE Biased High Efficiency Vital Relay
Biased Line Relays
Nominal
Minimum
0.140"
0.135"
0.059"
0.055"
0.056"
0.051"
0.065"
0.060"
0.062"
0.058"
---
0.020"
---
0.050"
---
0.005"
Charge
value
---
Table 4-1
---
Table 4-1
---
Table 4-1
---
---
---
-5%
---
---
---
45 grams
---
SM 4551L, Rev. 0 1, March 2019
Maximum
Main stop-pin spacer for
0.145"
adjustment.
Back stop pins touching.
Main stop-pin spacer. Contact just
0.073"
open.
Main stop-pin spacer. Contact must
0.061"
close.
Back stop-pin spacer. Contact just
0/070"
open.
Spacer between permanent magnet
0.067"
and armature lower stop-pins.
Contacts must close.
---
With back contacts just closed.
Armature released against
---
permanent magnet.
---
With operating arms removed.
Plus Lead on Upper Left Mounting
Base Receptacle (Viewed from
Front) for Pick-Up.
With Reversal, Armature must stay
down.
Reverse several Times.
After charge. To close back
---
contacts.
After drop-away. Reduce current
---
until armature rests on Permanent
Magnet.
Differential for Break-Away from
Permanent
Magnet to be less than actual
Pick-Up.
Mark Actual Value on Left Side of
Table 4-1
Armature.
Permissible Variation from Actual
+5%
Pick-Up
Without Cover.
Table 4-1
Force on center of Bottom Contact
Engaging pin of Operating Arm to
---
Pull Armature from Permanent
Magnet After Charge.
Recheck Tests 6 to 11 with cover
applied.
Remarks
4-15
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